Home / 34,108.60-51,170.10-10,414.20

Finding the Fourth Proportional to 34,108.60, 51,170.10 and 10,414.20

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Solution

The fourth proportional to 34,108.60, 51,170.10 and 10,414.20 is: 15,623.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,108.60 : 51,170.10 = 10,414.20 : x
  2. Step 2: Convert to fraction form
    34,108.60/51,170.10 = 10,414.20/x
  3. Step 3: Cross multiply
    34,108.60x = 51,170.10 × 10,414.20
  4. Step 4: Simplify right side
    34,108.60x = 532,895,655.42
  5. Step 5: Solve for x
    x = 532,895,655.42/34,108.60
  6. Step 6: Final answer
    x = 15,623.50

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1.5x scale

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.