Home / 25,008.20-34,511.28-14,393.96

Finding the Fourth Proportional to 25,008.20, 34,511.28 and 14,393.96

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Solution

The fourth proportional to 25,008.20, 34,511.28 and 14,393.96 is: 19,863.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,008.20 : 34,511.28 = 14,393.96 : x
  2. Step 2: Convert to fraction form
    25,008.20/34,511.28 = 14,393.96/x
  3. Step 3: Cross multiply
    25,008.20x = 34,511.28 × 14,393.96
  4. Step 4: Simplify right side
    25,008.20x = 496,753,983.87
  5. Step 5: Solve for x
    x = 496,753,983.87/25,008.20
  6. Step 6: Final answer
    x = 19,863.64

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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.