Home / 42,463.72-63,695.49-11,298.97

Finding the Fourth Proportional to 42,463.72, 63,695.49 and 11,298.97

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Solution

The fourth proportional to 42,463.72, 63,695.49 and 11,298.97 is: 16,948.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,463.72 : 63,695.49 = 11,298.97 : x
  2. Step 2: Convert to fraction form
    42,463.72/63,695.49 = 11,298.97/x
  3. Step 3: Cross multiply
    42,463.72x = 63,695.49 × 11,298.97
  4. Step 4: Simplify right side
    42,463.72x = 719,693,430.65
  5. Step 5: Solve for x
    x = 719,693,430.65/42,463.72
  6. Step 6: Final answer
    x = 16,948.43

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1.5x scale

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.