Home / 38,122.91-57,155.50-17,037.39

Finding the Fourth Proportional to 38,122.91, 57,155.50 and 17,037.39

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Solution

The fourth proportional to 38,122.91, 57,155.50 and 17,037.39 is: 25,543.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,122.91 : 57,155.50 = 17,037.39 : x
  2. Step 2: Convert to fraction form
    38,122.91/57,155.50 = 17,037.39/x
  3. Step 3: Cross multiply
    38,122.91x = 57,155.50 × 17,037.39
  4. Step 4: Simplify right side
    38,122.91x = 973,780,544.15
  5. Step 5: Solve for x
    x = 973,780,544.15/38,122.91
  6. Step 6: Final answer
    x = 25,543.19

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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.