Home / 24,733.20-34,143.64-14,120.78

Finding the Fourth Proportional to 24,733.20, 34,143.64 and 14,120.78

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Solution

The fourth proportional to 24,733.20, 34,143.64 and 14,120.78 is: 19,493.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,733.20 : 34,143.64 = 14,120.78 : x
  2. Step 2: Convert to fraction form
    24,733.20/34,143.64 = 14,120.78/x
  3. Step 3: Cross multiply
    24,733.20x = 34,143.64 × 14,120.78
  4. Step 4: Simplify right side
    24,733.20x = 482,134,878.90
  5. Step 5: Solve for x
    x = 482,134,878.90/24,733.20
  6. Step 6: Final answer
    x = 19,493.43

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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.