Home / 23,141.30-34,713.56-11,451.38

Finding the Fourth Proportional to 23,141.30, 34,713.56 and 11,451.38

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Solution

The fourth proportional to 23,141.30, 34,713.56 and 11,451.38 is: 17,177.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,141.30 : 34,713.56 = 11,451.38 : x
  2. Step 2: Convert to fraction form
    23,141.30/34,713.56 = 11,451.38/x
  3. Step 3: Cross multiply
    23,141.30x = 34,713.56 × 11,451.38
  4. Step 4: Simplify right side
    23,141.30x = 397,518,021.77
  5. Step 5: Solve for x
    x = 397,518,021.77/23,141.30
  6. Step 6: Final answer
    x = 17,177.86

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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.