Home / 16,508.97-22,782.21-8,955.18

Finding the Fourth Proportional to 16,508.97, 22,782.21 and 8,955.18

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Solution

The fourth proportional to 16,508.97, 22,782.21 and 8,955.18 is: 12,358.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,508.97 : 22,782.21 = 8,955.18 : x
  2. Step 2: Convert to fraction form
    16,508.97/22,782.21 = 8,955.18/x
  3. Step 3: Cross multiply
    16,508.97x = 22,782.21 × 8,955.18
  4. Step 4: Simplify right side
    16,508.97x = 204,018,791.35
  5. Step 5: Solve for x
    x = 204,018,791.35/16,508.97
  6. Step 6: Final answer
    x = 12,358.06

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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.