Home / 24,124.60-36,138.30-13,724.20

Finding the Fourth Proportional to 24,124.60, 36,138.30 and 13,724.20

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Solution

The fourth proportional to 24,124.60, 36,138.30 and 13,724.20 is: 20,558.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,124.60 : 36,138.30 = 13,724.20 : x
  2. Step 2: Convert to fraction form
    24,124.60/36,138.30 = 13,724.20/x
  3. Step 3: Cross multiply
    24,124.60x = 36,138.30 × 13,724.20
  4. Step 4: Simplify right side
    24,124.60x = 495,969,256.86
  5. Step 5: Solve for x
    x = 495,969,256.86/24,124.60
  6. Step 6: Final answer
    x = 20,558.65

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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.