Home / 25,129.22-34,671.24-16,181.91

Finding the Fourth Proportional to 25,129.22, 34,671.24 and 16,181.91

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Solution

The fourth proportional to 25,129.22, 34,671.24 and 16,181.91 is: 22,326.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,129.22 : 34,671.24 = 16,181.91 : x
  2. Step 2: Convert to fraction form
    25,129.22/34,671.24 = 16,181.91/x
  3. Step 3: Cross multiply
    25,129.22x = 34,671.24 × 16,181.91
  4. Step 4: Simplify right side
    25,129.22x = 561,046,885.27
  5. Step 5: Solve for x
    x = 561,046,885.27/25,129.22
  6. Step 6: Final answer
    x = 22,326.48

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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.