Home / 24,736.20-34,136.40-13,405.92

Finding the Fourth Proportional to 24,736.20, 34,136.40 and 13,405.92

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Solution

The fourth proportional to 24,736.20, 34,136.40 and 13,405.92 is: 18,500.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,736.20 : 34,136.40 = 13,405.92 : x
  2. Step 2: Convert to fraction form
    24,736.20/34,136.40 = 13,405.92/x
  3. Step 3: Cross multiply
    24,736.20x = 34,136.40 × 13,405.92
  4. Step 4: Simplify right side
    24,736.20x = 457,629,847.49
  5. Step 5: Solve for x
    x = 457,629,847.49/24,736.20
  6. Step 6: Final answer
    x = 18,500.41

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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.