Home / 22,707.36-31,336.88-12,498.80

Finding the Fourth Proportional to 22,707.36, 31,336.88 and 12,498.80

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Solution

The fourth proportional to 22,707.36, 31,336.88 and 12,498.80 is: 17,248.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,707.36 : 31,336.88 = 12,498.80 : x
  2. Step 2: Convert to fraction form
    22,707.36/31,336.88 = 12,498.80/x
  3. Step 3: Cross multiply
    22,707.36x = 31,336.88 × 12,498.80
  4. Step 4: Simplify right side
    22,707.36x = 391,673,176.57
  5. Step 5: Solve for x
    x = 391,673,176.57/22,707.36
  6. Step 6: Final answer
    x = 17,248.73

Related Problems

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.