Home / 49,631.72-68,484.49-29,489.45

Finding the Fourth Proportional to 49,631.72, 68,484.49 and 29,489.45

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Solution

The fourth proportional to 49,631.72, 68,484.49 and 29,489.45 is: 40,691.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,631.72 : 68,484.49 = 29,489.45 : x
  2. Step 2: Convert to fraction form
    49,631.72/68,484.49 = 29,489.45/x
  3. Step 3: Cross multiply
    49,631.72x = 68,484.49 × 29,489.45
  4. Step 4: Simplify right side
    49,631.72x = 2,019,569,527.48
  5. Step 5: Solve for x
    x = 2,019,569,527.48/49,631.72
  6. Step 6: Final answer
    x = 40,691.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.