Home / 25,115.30-34,659.85-14,361.98

Finding the Fourth Proportional to 25,115.30, 34,659.85 and 14,361.98

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Solution

The fourth proportional to 25,115.30, 34,659.85 and 14,361.98 is: 19,819.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,115.30 : 34,659.85 = 14,361.98 : x
  2. Step 2: Convert to fraction form
    25,115.30/34,659.85 = 14,361.98/x
  3. Step 3: Cross multiply
    25,115.30x = 34,659.85 × 14,361.98
  4. Step 4: Simplify right side
    25,115.30x = 497,784,182.67
  5. Step 5: Solve for x
    x = 497,784,182.67/25,115.30
  6. Step 6: Final answer
    x = 19,819.96

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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.