Home / 22,610.58-31,204.18-12,539.98

Finding the Fourth Proportional to 22,610.58, 31,204.18 and 12,539.98

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Solution

The fourth proportional to 22,610.58, 31,204.18 and 12,539.98 is: 17,306.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,610.58 : 31,204.18 = 12,539.98 : x
  2. Step 2: Convert to fraction form
    22,610.58/31,204.18 = 12,539.98/x
  3. Step 3: Cross multiply
    22,610.58x = 31,204.18 × 12,539.98
  4. Step 4: Simplify right side
    22,610.58x = 391,299,793.12
  5. Step 5: Solve for x
    x = 391,299,793.12/22,610.58
  6. Step 6: Final answer
    x = 17,306.05

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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.