Home / 38,415.11-57,622.56-15,025.13

Finding the Fourth Proportional to 38,415.11, 57,622.56 and 15,025.13

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Solution

The fourth proportional to 38,415.11, 57,622.56 and 15,025.13 is: 22,537.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,415.11 : 57,622.56 = 15,025.13 : x
  2. Step 2: Convert to fraction form
    38,415.11/57,622.56 = 15,025.13/x
  3. Step 3: Cross multiply
    38,415.11x = 57,622.56 × 15,025.13
  4. Step 4: Simplify right side
    38,415.11x = 865,786,454.93
  5. Step 5: Solve for x
    x = 865,786,454.93/38,415.11
  6. Step 6: Final answer
    x = 22,537.65

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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.