Home / 44,765.28-67,138.32-18,463.20

Finding the Fourth Proportional to 44,765.28, 67,138.32 and 18,463.20

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Solution

The fourth proportional to 44,765.28, 67,138.32 and 18,463.20 is: 27,690.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,765.28 : 67,138.32 = 18,463.20 : x
  2. Step 2: Convert to fraction form
    44,765.28/67,138.32 = 18,463.20/x
  3. Step 3: Cross multiply
    44,765.28x = 67,138.32 × 18,463.20
  4. Step 4: Simplify right side
    44,765.28x = 1,239,588,229.82
  5. Step 5: Solve for x
    x = 1,239,588,229.82/44,765.28
  6. Step 6: Final answer
    x = 27,690.84

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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.