Home / 12,932.17-19,400.70-4,164.73

Finding the Fourth Proportional to 12,932.17, 19,400.70 and 4,164.73

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Solution

The fourth proportional to 12,932.17, 19,400.70 and 4,164.73 is: 6,247.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,932.17 : 19,400.70 = 4,164.73 : x
  2. Step 2: Convert to fraction form
    12,932.17/19,400.70 = 4,164.73/x
  3. Step 3: Cross multiply
    12,932.17x = 19,400.70 × 4,164.73
  4. Step 4: Simplify right side
    12,932.17x = 80,798,677.31
  5. Step 5: Solve for x
    x = 80,798,677.31/12,932.17
  6. Step 6: Final answer
    x = 6,247.88

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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.