Home / 29,306.22-40,442.58-15,877.52

Finding the Fourth Proportional to 29,306.22, 40,442.58 and 15,877.52

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Solution

The fourth proportional to 29,306.22, 40,442.58 and 15,877.52 is: 21,910.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,306.22 : 40,442.58 = 15,877.52 : x
  2. Step 2: Convert to fraction form
    29,306.22/40,442.58 = 15,877.52/x
  3. Step 3: Cross multiply
    29,306.22x = 40,442.58 × 15,877.52
  4. Step 4: Simplify right side
    29,306.22x = 642,127,872.80
  5. Step 5: Solve for x
    x = 642,127,872.80/29,306.22
  6. Step 6: Final answer
    x = 21,910.98

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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.