Home / 38,269.20-57,415.14-18,293.64

Finding the Fourth Proportional to 38,269.20, 57,415.14 and 18,293.64

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Solution

The fourth proportional to 38,269.20, 57,415.14 and 18,293.64 is: 27,445.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,269.20 : 57,415.14 = 18,293.64 : x
  2. Step 2: Convert to fraction form
    38,269.20/57,415.14 = 18,293.64/x
  3. Step 3: Cross multiply
    38,269.20x = 57,415.14 × 18,293.64
  4. Step 4: Simplify right side
    38,269.20x = 1,050,331,901.71
  5. Step 5: Solve for x
    x = 1,050,331,901.71/38,269.20
  6. Step 6: Final answer
    x = 27,445.88

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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.