Home / 38,000.46-57,008.01-15,801.90

Finding the Fourth Proportional to 38,000.46, 57,008.01 and 15,801.90

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Solution

The fourth proportional to 38,000.46, 57,008.01 and 15,801.90 is: 23,705.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,000.46 : 57,008.01 = 15,801.90 : x
  2. Step 2: Convert to fraction form
    38,000.46/57,008.01 = 15,801.90/x
  3. Step 3: Cross multiply
    38,000.46x = 57,008.01 × 15,801.90
  4. Step 4: Simplify right side
    38,000.46x = 900,834,873.22
  5. Step 5: Solve for x
    x = 900,834,873.22/38,000.46
  6. Step 6: Final answer
    x = 23,705.89

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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.