Home / 24,165.20-36,334.20-20,363.60

Finding the Fourth Proportional to 24,165.20, 36,334.20 and 20,363.60

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Solution

The fourth proportional to 24,165.20, 36,334.20 and 20,363.60 is: 30,618.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,165.20 : 36,334.20 = 20,363.60 : x
  2. Step 2: Convert to fraction form
    24,165.20/36,334.20 = 20,363.60/x
  3. Step 3: Cross multiply
    24,165.20x = 36,334.20 × 20,363.60
  4. Step 4: Simplify right side
    24,165.20x = 739,895,115.12
  5. Step 5: Solve for x
    x = 739,895,115.12/24,165.20
  6. Step 6: Final answer
    x = 30,618.21

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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.