Home / 16,064.04-22,170.06-8,992.20

Finding the Fourth Proportional to 16,064.04, 22,170.06 and 8,992.20

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Solution

The fourth proportional to 16,064.04, 22,170.06 and 8,992.20 is: 12,410.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,064.04 : 22,170.06 = 8,992.20 : x
  2. Step 2: Convert to fraction form
    16,064.04/22,170.06 = 8,992.20/x
  3. Step 3: Cross multiply
    16,064.04x = 22,170.06 × 8,992.20
  4. Step 4: Simplify right side
    16,064.04x = 199,357,613.53
  5. Step 5: Solve for x
    x = 199,357,613.53/16,064.04
  6. Step 6: Final answer
    x = 12,410.18

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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.