Home / 38,691.22-58,104.87-38,137.18

Finding the Fourth Proportional to 38,691.22, 58,104.87 and 38,137.18

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Solution

The fourth proportional to 38,691.22, 58,104.87 and 38,137.18 is: 57,272.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,691.22 : 58,104.87 = 38,137.18 : x
  2. Step 2: Convert to fraction form
    38,691.22/58,104.87 = 38,137.18/x
  3. Step 3: Cross multiply
    38,691.22x = 58,104.87 × 38,137.18
  4. Step 4: Simplify right side
    38,691.22x = 2,215,955,886.07
  5. Step 5: Solve for x
    x = 2,215,955,886.07/38,691.22
  6. Step 6: Final answer
    x = 57,272.84

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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.