Home / 38,332.88-57,507.80-13,371.92

Finding the Fourth Proportional to 38,332.88, 57,507.80 and 13,371.92

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Solution

The fourth proportional to 38,332.88, 57,507.80 and 13,371.92 is: 20,060.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,332.88 : 57,507.80 = 13,371.92 : x
  2. Step 2: Convert to fraction form
    38,332.88/57,507.80 = 13,371.92/x
  3. Step 3: Cross multiply
    38,332.88x = 57,507.80 × 13,371.92
  4. Step 4: Simplify right side
    38,332.88x = 768,989,700.98
  5. Step 5: Solve for x
    x = 768,989,700.98/38,332.88
  6. Step 6: Final answer
    x = 20,060.84

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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.