Home / 29,123.38-43,654.78-19,764.17

Finding the Fourth Proportional to 29,123.38, 43,654.78 and 19,764.17

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Solution

The fourth proportional to 29,123.38, 43,654.78 and 19,764.17 is: 29,625.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,123.38 : 43,654.78 = 19,764.17 : x
  2. Step 2: Convert to fraction form
    29,123.38/43,654.78 = 19,764.17/x
  3. Step 3: Cross multiply
    29,123.38x = 43,654.78 × 19,764.17
  4. Step 4: Simplify right side
    29,123.38x = 862,800,463.37
  5. Step 5: Solve for x
    x = 862,800,463.37/29,123.38
  6. Step 6: Final answer
    x = 29,625.70

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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.