Home / 38,134.08-57,201.46-15,657.12

Finding the Fourth Proportional to 38,134.08, 57,201.46 and 15,657.12

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Solution

The fourth proportional to 38,134.08, 57,201.46 and 15,657.12 is: 23,485.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,134.08 : 57,201.46 = 15,657.12 : x
  2. Step 2: Convert to fraction form
    38,134.08/57,201.46 = 15,657.12/x
  3. Step 3: Cross multiply
    38,134.08x = 57,201.46 × 15,657.12
  4. Step 4: Simplify right side
    38,134.08x = 895,610,084.25
  5. Step 5: Solve for x
    x = 895,610,084.25/38,134.08
  6. Step 6: Final answer
    x = 23,485.82

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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.