Home / 38,060.90-57,086.31-17,279.62

Finding the Fourth Proportional to 38,060.90, 57,086.31 and 17,279.62

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Solution

The fourth proportional to 38,060.90, 57,086.31 and 17,279.62 is: 25,917.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,060.90 : 57,086.31 = 17,279.62 : x
  2. Step 2: Convert to fraction form
    38,060.90/57,086.31 = 17,279.62/x
  3. Step 3: Cross multiply
    38,060.90x = 57,086.31 × 17,279.62
  4. Step 4: Simplify right side
    38,060.90x = 986,429,744.00
  5. Step 5: Solve for x
    x = 986,429,744.00/38,060.90
  6. Step 6: Final answer
    x = 25,917.14

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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.