Home / 18,497.43-27,755.19-8,635.23

Finding the Fourth Proportional to 18,497.43, 27,755.19 and 8,635.23

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Solution

The fourth proportional to 18,497.43, 27,755.19 and 8,635.23 is: 12,957.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,497.43 : 27,755.19 = 8,635.23 : x
  2. Step 2: Convert to fraction form
    18,497.43/27,755.19 = 8,635.23/x
  3. Step 3: Cross multiply
    18,497.43x = 27,755.19 × 8,635.23
  4. Step 4: Simplify right side
    18,497.43x = 239,672,449.34
  5. Step 5: Solve for x
    x = 239,672,449.34/18,497.43
  6. Step 6: Final answer
    x = 12,957.07

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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.