Home / 16,062.04-22,167.30-8,990.20

Finding the Fourth Proportional to 16,062.04, 22,167.30 and 8,990.20

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Solution

The fourth proportional to 16,062.04, 22,167.30 and 8,990.20 is: 12,407.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,062.04 : 22,167.30 = 8,990.20 : x
  2. Step 2: Convert to fraction form
    16,062.04/22,167.30 = 8,990.20/x
  3. Step 3: Cross multiply
    16,062.04x = 22,167.30 × 8,990.20
  4. Step 4: Simplify right side
    16,062.04x = 199,288,460.46
  5. Step 5: Solve for x
    x = 199,288,460.46/16,062.04
  6. Step 6: Final answer
    x = 12,407.42

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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.