Home / 52,934.73-79,399.53-19,661.28

Finding the Fourth Proportional to 52,934.73, 79,399.53 and 19,661.28

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Solution

The fourth proportional to 52,934.73, 79,399.53 and 19,661.28 is: 29,490.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,934.73 : 79,399.53 = 19,661.28 : x
  2. Step 2: Convert to fraction form
    52,934.73/79,399.53 = 19,661.28/x
  3. Step 3: Cross multiply
    52,934.73x = 79,399.53 × 19,661.28
  4. Step 4: Simplify right side
    52,934.73x = 1,561,096,391.20
  5. Step 5: Solve for x
    x = 1,561,096,391.20/52,934.73
  6. Step 6: Final answer
    x = 29,490.97

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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.