Home / 23,321.28-32,182.38-12,710.66

Finding the Fourth Proportional to 23,321.28, 32,182.38 and 12,710.66

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Solution

The fourth proportional to 23,321.28, 32,182.38 and 12,710.66 is: 17,540.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,321.28 : 32,182.38 = 12,710.66 : x
  2. Step 2: Convert to fraction form
    23,321.28/32,182.38 = 12,710.66/x
  3. Step 3: Cross multiply
    23,321.28x = 32,182.38 × 12,710.66
  4. Step 4: Simplify right side
    23,321.28x = 409,059,290.17
  5. Step 5: Solve for x
    x = 409,059,290.17/23,321.28
  6. Step 6: Final answer
    x = 17,540.17

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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.