Home / 24,728.60-34,125.43-13,398.39

Finding the Fourth Proportional to 24,728.60, 34,125.43 and 13,398.39

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Solution

The fourth proportional to 24,728.60, 34,125.43 and 13,398.39 is: 18,489.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,728.60 : 34,125.43 = 13,398.39 : x
  2. Step 2: Convert to fraction form
    24,728.60/34,125.43 = 13,398.39/x
  3. Step 3: Cross multiply
    24,728.60x = 34,125.43 × 13,398.39
  4. Step 4: Simplify right side
    24,728.60x = 457,225,820.06
  5. Step 5: Solve for x
    x = 457,225,820.06/24,728.60
  6. Step 6: Final answer
    x = 18,489.76

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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.