Home / 24,909.20-34,374.41-13,578.45

Finding the Fourth Proportional to 24,909.20, 34,374.41 and 13,578.45

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Solution

The fourth proportional to 24,909.20, 34,374.41 and 13,578.45 is: 18,738.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,909.20 : 34,374.41 = 13,578.45 : x
  2. Step 2: Convert to fraction form
    24,909.20/34,374.41 = 13,578.45/x
  3. Step 3: Cross multiply
    24,909.20x = 34,374.41 × 13,578.45
  4. Step 4: Simplify right side
    24,909.20x = 466,751,035.59
  5. Step 5: Solve for x
    x = 466,751,035.59/24,909.20
  6. Step 6: Final answer
    x = 18,738.10

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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.