Home / 24,278.40-36,417.60-9,487.80

Finding the Fourth Proportional to 24,278.40, 36,417.60 and 9,487.80

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Solution

The fourth proportional to 24,278.40, 36,417.60 and 9,487.80 is: 14,231.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,278.40 : 36,417.60 = 9,487.80 : x
  2. Step 2: Convert to fraction form
    24,278.40/36,417.60 = 9,487.80/x
  3. Step 3: Cross multiply
    24,278.40x = 36,417.60 × 9,487.80
  4. Step 4: Simplify right side
    24,278.40x = 345,522,905.28
  5. Step 5: Solve for x
    x = 345,522,905.28/24,278.40
  6. Step 6: Final answer
    x = 14,231.70

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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.