Home / 16,116.08-22,240.20-9,043.12

Finding the Fourth Proportional to 16,116.08, 22,240.20 and 9,043.12

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Solution

The fourth proportional to 16,116.08, 22,240.20 and 9,043.12 is: 12,479.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,116.08 : 22,240.20 = 9,043.12 : x
  2. Step 2: Convert to fraction form
    16,116.08/22,240.20 = 9,043.12/x
  3. Step 3: Cross multiply
    16,116.08x = 22,240.20 × 9,043.12
  4. Step 4: Simplify right side
    16,116.08x = 201,120,797.42
  5. Step 5: Solve for x
    x = 201,120,797.42/16,116.08
  6. Step 6: Final answer
    x = 12,479.51

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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.