Home / 24,639.20-34,002.10-13,308.70

Finding the Fourth Proportional to 24,639.20, 34,002.10 and 13,308.70

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Solution

The fourth proportional to 24,639.20, 34,002.10 and 13,308.70 is: 18,366.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,639.20 : 34,002.10 = 13,308.70 : x
  2. Step 2: Convert to fraction form
    24,639.20/34,002.10 = 13,308.70/x
  3. Step 3: Cross multiply
    24,639.20x = 34,002.10 × 13,308.70
  4. Step 4: Simplify right side
    24,639.20x = 452,523,748.27
  5. Step 5: Solve for x
    x = 452,523,748.27/24,639.20
  6. Step 6: Final answer
    x = 18,366.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.