Home / 18,251.02-27,422.66-17,512.91

Finding the Fourth Proportional to 18,251.02, 27,422.66 and 17,512.91

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Solution

The fourth proportional to 18,251.02, 27,422.66 and 17,512.91 is: 26,313.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,251.02 : 27,422.66 = 17,512.91 : x
  2. Step 2: Convert to fraction form
    18,251.02/27,422.66 = 17,512.91/x
  3. Step 3: Cross multiply
    18,251.02x = 27,422.66 × 17,512.91
  4. Step 4: Simplify right side
    18,251.02x = 480,250,351.86
  5. Step 5: Solve for x
    x = 480,250,351.86/18,251.02
  6. Step 6: Final answer
    x = 26,313.62

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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.