Home / 24,427.20-36,615.60-13,310.40

Finding the Fourth Proportional to 24,427.20, 36,615.60 and 13,310.40

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Solution

The fourth proportional to 24,427.20, 36,615.60 and 13,310.40 is: 19,951.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,427.20 : 36,615.60 = 13,310.40 : x
  2. Step 2: Convert to fraction form
    24,427.20/36,615.60 = 13,310.40/x
  3. Step 3: Cross multiply
    24,427.20x = 36,615.60 × 13,310.40
  4. Step 4: Simplify right side
    24,427.20x = 487,368,282.24
  5. Step 5: Solve for x
    x = 487,368,282.24/24,427.20
  6. Step 6: Final answer
    x = 19,951.87

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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.