Home / 13,462.12-20,192.02-8,195.76

Finding the Fourth Proportional to 13,462.12, 20,192.02 and 8,195.76

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Solution

The fourth proportional to 13,462.12, 20,192.02 and 8,195.76 is: 12,292.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,462.12 : 20,192.02 = 8,195.76 : x
  2. Step 2: Convert to fraction form
    13,462.12/20,192.02 = 8,195.76/x
  3. Step 3: Cross multiply
    13,462.12x = 20,192.02 × 8,195.76
  4. Step 4: Simplify right side
    13,462.12x = 165,488,807.90
  5. Step 5: Solve for x
    x = 165,488,807.90/13,462.12
  6. Step 6: Final answer
    x = 12,292.93

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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.