Home / 40,429.18-60,654.70-22,911.31

Finding the Fourth Proportional to 40,429.18, 60,654.70 and 22,911.31

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Solution

The fourth proportional to 40,429.18, 60,654.70 and 22,911.31 is: 34,373.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,429.18 : 60,654.70 = 22,911.31 : x
  2. Step 2: Convert to fraction form
    40,429.18/60,654.70 = 22,911.31/x
  3. Step 3: Cross multiply
    40,429.18x = 60,654.70 × 22,911.31
  4. Step 4: Simplify right side
    40,429.18x = 1,389,678,331.38
  5. Step 5: Solve for x
    x = 1,389,678,331.38/40,429.18
  6. Step 6: Final answer
    x = 34,373.16

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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.