Home / 22,606.16-31,198.38-12,537.85

Finding the Fourth Proportional to 22,606.16, 31,198.38 and 12,537.85

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Solution

The fourth proportional to 22,606.16, 31,198.38 and 12,537.85 is: 17,303.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,606.16 : 31,198.38 = 12,537.85 : x
  2. Step 2: Convert to fraction form
    22,606.16/31,198.38 = 12,537.85/x
  3. Step 3: Cross multiply
    22,606.16x = 31,198.38 × 12,537.85
  4. Step 4: Simplify right side
    22,606.16x = 391,160,524.95
  5. Step 5: Solve for x
    x = 391,160,524.95/22,606.16
  6. Step 6: Final answer
    x = 17,303.27

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Half scale
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Double scale
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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.