Home / 36,470.60-54,651.22-28,138.16

Finding the Fourth Proportional to 36,470.60, 54,651.22 and 28,138.16

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Solution

The fourth proportional to 36,470.60, 54,651.22 and 28,138.16 is: 42,165.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,470.60 : 54,651.22 = 28,138.16 : x
  2. Step 2: Convert to fraction form
    36,470.60/54,651.22 = 28,138.16/x
  3. Step 3: Cross multiply
    36,470.60x = 54,651.22 × 28,138.16
  4. Step 4: Simplify right side
    36,470.60x = 1,537,784,772.56
  5. Step 5: Solve for x
    x = 1,537,784,772.56/36,470.60
  6. Step 6: Final answer
    x = 42,165.05

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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.