Home / 39,822.19-59,691.97-19,818.43

Finding the Fourth Proportional to 39,822.19, 59,691.97 and 19,818.43

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Solution

The fourth proportional to 39,822.19, 59,691.97 and 19,818.43 is: 29,707.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,822.19 : 59,691.97 = 19,818.43 : x
  2. Step 2: Convert to fraction form
    39,822.19/59,691.97 = 19,818.43/x
  3. Step 3: Cross multiply
    39,822.19x = 59,691.97 × 19,818.43
  4. Step 4: Simplify right side
    39,822.19x = 1,183,001,129.01
  5. Step 5: Solve for x
    x = 1,183,001,129.01/39,822.19
  6. Step 6: Final answer
    x = 29,707.08

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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.