Home / 40,295.13-60,442.89-13,641.36

Finding the Fourth Proportional to 40,295.13, 60,442.89 and 13,641.36

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Solution

The fourth proportional to 40,295.13, 60,442.89 and 13,641.36 is: 20,462.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,295.13 : 60,442.89 = 13,641.36 : x
  2. Step 2: Convert to fraction form
    40,295.13/60,442.89 = 13,641.36/x
  3. Step 3: Cross multiply
    40,295.13x = 60,442.89 × 13,641.36
  4. Step 4: Simplify right side
    40,295.13x = 824,523,221.93
  5. Step 5: Solve for x
    x = 824,523,221.93/40,295.13
  6. Step 6: Final answer
    x = 20,462.11

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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.