Home / 39,892.23-59,852.12-17,721.18

Finding the Fourth Proportional to 39,892.23, 59,852.12 and 17,721.18

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Solution

The fourth proportional to 39,892.23, 59,852.12 and 17,721.18 is: 26,587.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,892.23 : 59,852.12 = 17,721.18 : x
  2. Step 2: Convert to fraction form
    39,892.23/59,852.12 = 17,721.18/x
  3. Step 3: Cross multiply
    39,892.23x = 59,852.12 × 17,721.18
  4. Step 4: Simplify right side
    39,892.23x = 1,060,650,103.30
  5. Step 5: Solve for x
    x = 1,060,650,103.30/39,892.23
  6. Step 6: Final answer
    x = 26,587.89

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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.