Home / 38,175.08-57,281.72-17,130.17

Finding the Fourth Proportional to 38,175.08, 57,281.72 and 17,130.17

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Solution

The fourth proportional to 38,175.08, 57,281.72 and 17,130.17 is: 25,703.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,175.08 : 57,281.72 = 17,130.17 : x
  2. Step 2: Convert to fraction form
    38,175.08/57,281.72 = 17,130.17/x
  3. Step 3: Cross multiply
    38,175.08x = 57,281.72 × 17,130.17
  4. Step 4: Simplify right side
    38,175.08x = 981,245,787.52
  5. Step 5: Solve for x
    x = 981,245,787.52/38,175.08
  6. Step 6: Final answer
    x = 25,703.83

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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.