Home / 27,322.30-40,959.15-16,217.20

Finding the Fourth Proportional to 27,322.30, 40,959.15 and 16,217.20

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Solution

The fourth proportional to 27,322.30, 40,959.15 and 16,217.20 is: 24,311.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,322.30 : 40,959.15 = 16,217.20 : x
  2. Step 2: Convert to fraction form
    27,322.30/40,959.15 = 16,217.20/x
  3. Step 3: Cross multiply
    27,322.30x = 40,959.15 × 16,217.20
  4. Step 4: Simplify right side
    27,322.30x = 664,242,727.38
  5. Step 5: Solve for x
    x = 664,242,727.38/27,322.30
  6. Step 6: Final answer
    x = 24,311.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.