Home / 39,547.80-59,304.38-11,839.32

Finding the Fourth Proportional to 39,547.80, 59,304.38 and 11,839.32

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Solution

The fourth proportional to 39,547.80, 59,304.38 and 11,839.32 is: 17,753.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,547.80 : 59,304.38 = 11,839.32 : x
  2. Step 2: Convert to fraction form
    39,547.80/59,304.38 = 11,839.32/x
  3. Step 3: Cross multiply
    39,547.80x = 59,304.38 × 11,839.32
  4. Step 4: Simplify right side
    39,547.80x = 702,123,532.22
  5. Step 5: Solve for x
    x = 702,123,532.22/39,547.80
  6. Step 6: Final answer
    x = 17,753.79

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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.