Home / 38,178.20-57,267.29-11,882.93

Finding the Fourth Proportional to 38,178.20, 57,267.29 and 11,882.93

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Solution

The fourth proportional to 38,178.20, 57,267.29 and 11,882.93 is: 17,824.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,178.20 : 57,267.29 = 11,882.93 : x
  2. Step 2: Convert to fraction form
    38,178.20/57,267.29 = 11,882.93/x
  3. Step 3: Cross multiply
    38,178.20x = 57,267.29 × 11,882.93
  4. Step 4: Simplify right side
    38,178.20x = 680,502,941.73
  5. Step 5: Solve for x
    x = 680,502,941.73/38,178.20
  6. Step 6: Final answer
    x = 17,824.38

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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.