Home / 25,493.96-38,197.80-15,612.61

Finding the Fourth Proportional to 25,493.96, 38,197.80 and 15,612.61

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Solution

The fourth proportional to 25,493.96, 38,197.80 and 15,612.61 is: 23,392.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,493.96 : 38,197.80 = 15,612.61 : x
  2. Step 2: Convert to fraction form
    25,493.96/38,197.80 = 15,612.61/x
  3. Step 3: Cross multiply
    25,493.96x = 38,197.80 × 15,612.61
  4. Step 4: Simplify right side
    25,493.96x = 596,367,354.26
  5. Step 5: Solve for x
    x = 596,367,354.26/25,493.96
  6. Step 6: Final answer
    x = 23,392.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.