Home / 39,881.49-59,792.55-17,387.92

Finding the Fourth Proportional to 39,881.49, 59,792.55 and 17,387.92

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Solution

The fourth proportional to 39,881.49, 59,792.55 and 17,387.92 is: 26,068.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,881.49 : 59,792.55 = 17,387.92 : x
  2. Step 2: Convert to fraction form
    39,881.49/59,792.55 = 17,387.92/x
  3. Step 3: Cross multiply
    39,881.49x = 59,792.55 × 17,387.92
  4. Step 4: Simplify right side
    39,881.49x = 1,039,668,076.00
  5. Step 5: Solve for x
    x = 1,039,668,076.00/39,881.49
  6. Step 6: Final answer
    x = 26,068.94

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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.