Home / 39,569.16-59,359.59-11,489.43

Finding the Fourth Proportional to 39,569.16, 59,359.59 and 11,489.43

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Solution

The fourth proportional to 39,569.16, 59,359.59 and 11,489.43 is: 17,235.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,569.16 : 59,359.59 = 11,489.43 : x
  2. Step 2: Convert to fraction form
    39,569.16/59,359.59 = 11,489.43/x
  3. Step 3: Cross multiply
    39,569.16x = 59,359.59 × 11,489.43
  4. Step 4: Simplify right side
    39,569.16x = 682,007,854.13
  5. Step 5: Solve for x
    x = 682,007,854.13/39,569.16
  6. Step 6: Final answer
    x = 17,235.84

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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.