Home / 56,157.30-77,472.23-38,001.56

Finding the Fourth Proportional to 56,157.30, 77,472.23 and 38,001.56

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Solution

The fourth proportional to 56,157.30, 77,472.23 and 38,001.56 is: 52,425.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,157.30 : 77,472.23 = 38,001.56 : x
  2. Step 2: Convert to fraction form
    56,157.30/77,472.23 = 38,001.56/x
  3. Step 3: Cross multiply
    56,157.30x = 77,472.23 × 38,001.56
  4. Step 4: Simplify right side
    56,157.30x = 2,944,065,019.31
  5. Step 5: Solve for x
    x = 2,944,065,019.31/56,157.30
  6. Step 6: Final answer
    x = 52,425.33

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1.5x scale

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.