Home / 16,002.08-22,082.16-9,287.18

Finding the Fourth Proportional to 16,002.08, 22,082.16 and 9,287.18

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Solution

The fourth proportional to 16,002.08, 22,082.16 and 9,287.18 is: 12,815.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,002.08 : 22,082.16 = 9,287.18 : x
  2. Step 2: Convert to fraction form
    16,002.08/22,082.16 = 9,287.18/x
  3. Step 3: Cross multiply
    16,002.08x = 22,082.16 × 9,287.18
  4. Step 4: Simplify right side
    16,002.08x = 205,080,994.71
  5. Step 5: Solve for x
    x = 205,080,994.71/16,002.08
  6. Step 6: Final answer
    x = 12,815.90

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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.