Home / 23,217.20-32,040.46-13,145.48

Finding the Fourth Proportional to 23,217.20, 32,040.46 and 13,145.48

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Solution

The fourth proportional to 23,217.20, 32,040.46 and 13,145.48 is: 18,141.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,217.20 : 32,040.46 = 13,145.48 : x
  2. Step 2: Convert to fraction form
    23,217.20/32,040.46 = 13,145.48/x
  3. Step 3: Cross multiply
    23,217.20x = 32,040.46 × 13,145.48
  4. Step 4: Simplify right side
    23,217.20x = 421,187,226.12
  5. Step 5: Solve for x
    x = 421,187,226.12/23,217.20
  6. Step 6: Final answer
    x = 18,141.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.