Home / 24,862.88-34,311.60-13,685.12

Finding the Fourth Proportional to 24,862.88, 34,311.60 and 13,685.12

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Solution

The fourth proportional to 24,862.88, 34,311.60 and 13,685.12 is: 18,885.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,862.88 : 34,311.60 = 13,685.12 : x
  2. Step 2: Convert to fraction form
    24,862.88/34,311.60 = 13,685.12/x
  3. Step 3: Cross multiply
    24,862.88x = 34,311.60 × 13,685.12
  4. Step 4: Simplify right side
    24,862.88x = 469,558,363.39
  5. Step 5: Solve for x
    x = 469,558,363.39/24,862.88
  6. Step 6: Final answer
    x = 18,885.92

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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.