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Finding the Fourth Proportional to 39,057.92, 58,588.50 and 11,355.92

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Solution

The fourth proportional to 39,057.92, 58,588.50 and 11,355.92 is: 17,034.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,057.92 : 58,588.50 = 11,355.92 : x
  2. Step 2: Convert to fraction form
    39,057.92/58,588.50 = 11,355.92/x
  3. Step 3: Cross multiply
    39,057.92x = 58,588.50 × 11,355.92
  4. Step 4: Simplify right side
    39,057.92x = 665,326,318.92
  5. Step 5: Solve for x
    x = 665,326,318.92/39,057.92
  6. Step 6: Final answer
    x = 17,034.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.