Home / 22,032.77-30,404.34-11,960.87

Finding the Fourth Proportional to 22,032.77, 30,404.34 and 11,960.87

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Solution

The fourth proportional to 22,032.77, 30,404.34 and 11,960.87 is: 16,505.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,032.77 : 30,404.34 = 11,960.87 : x
  2. Step 2: Convert to fraction form
    22,032.77/30,404.34 = 11,960.87/x
  3. Step 3: Cross multiply
    22,032.77x = 30,404.34 × 11,960.87
  4. Step 4: Simplify right side
    22,032.77x = 363,662,206.15
  5. Step 5: Solve for x
    x = 363,662,206.15/22,032.77
  6. Step 6: Final answer
    x = 16,505.52

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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.