Home / 42,582.38-63,865.92-11,410.34

Finding the Fourth Proportional to 42,582.38, 63,865.92 and 11,410.34

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Solution

The fourth proportional to 42,582.38, 63,865.92 and 11,410.34 is: 17,113.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,582.38 : 63,865.92 = 11,410.34 : x
  2. Step 2: Convert to fraction form
    42,582.38/63,865.92 = 11,410.34/x
  3. Step 3: Cross multiply
    42,582.38x = 63,865.92 × 11,410.34
  4. Step 4: Simplify right side
    42,582.38x = 728,731,861.61
  5. Step 5: Solve for x
    x = 728,731,861.61/42,582.38
  6. Step 6: Final answer
    x = 17,113.46

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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.