Home / 22,767.56-31,416.14-12,694.76

Finding the Fourth Proportional to 22,767.56, 31,416.14 and 12,694.76

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Solution

The fourth proportional to 22,767.56, 31,416.14 and 12,694.76 is: 17,517.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,767.56 : 31,416.14 = 12,694.76 : x
  2. Step 2: Convert to fraction form
    22,767.56/31,416.14 = 12,694.76/x
  3. Step 3: Cross multiply
    22,767.56x = 31,416.14 × 12,694.76
  4. Step 4: Simplify right side
    22,767.56x = 398,820,357.43
  5. Step 5: Solve for x
    x = 398,820,357.43/22,767.56
  6. Step 6: Final answer
    x = 17,517.04

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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.