Home / 38,134.80-57,207.06-14,758.20

Finding the Fourth Proportional to 38,134.80, 57,207.06 and 14,758.20

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Solution

The fourth proportional to 38,134.80, 57,207.06 and 14,758.20 is: 22,139.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,134.80 : 57,207.06 = 14,758.20 : x
  2. Step 2: Convert to fraction form
    38,134.80/57,207.06 = 14,758.20/x
  3. Step 3: Cross multiply
    38,134.80x = 57,207.06 × 14,758.20
  4. Step 4: Simplify right side
    38,134.80x = 844,273,232.89
  5. Step 5: Solve for x
    x = 844,273,232.89/38,134.80
  6. Step 6: Final answer
    x = 22,139.18

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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.