Home / 34,191.10-51,309.08-12,003.90

Finding the Fourth Proportional to 34,191.10, 51,309.08 and 12,003.90

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Solution

The fourth proportional to 34,191.10, 51,309.08 and 12,003.90 is: 18,013.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,191.10 : 51,309.08 = 12,003.90 : x
  2. Step 2: Convert to fraction form
    34,191.10/51,309.08 = 12,003.90/x
  3. Step 3: Cross multiply
    34,191.10x = 51,309.08 × 12,003.90
  4. Step 4: Simplify right side
    34,191.10x = 615,909,146.61
  5. Step 5: Solve for x
    x = 615,909,146.61/34,191.10
  6. Step 6: Final answer
    x = 18,013.73

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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.