Home / 16,126.16-22,253.80-8,956.04

Finding the Fourth Proportional to 16,126.16, 22,253.80 and 8,956.04

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Solution

The fourth proportional to 16,126.16, 22,253.80 and 8,956.04 is: 12,359.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,126.16 : 22,253.80 = 8,956.04 : x
  2. Step 2: Convert to fraction form
    16,126.16/22,253.80 = 8,956.04/x
  3. Step 3: Cross multiply
    16,126.16x = 22,253.80 × 8,956.04
  4. Step 4: Simplify right side
    16,126.16x = 199,305,922.95
  5. Step 5: Solve for x
    x = 199,305,922.95/16,126.16
  6. Step 6: Final answer
    x = 12,359.17

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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.