Home / 16,291.12-24,426.60-11,081.20

Finding the Fourth Proportional to 16,291.12, 24,426.60 and 11,081.20

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Solution

The fourth proportional to 16,291.12, 24,426.60 and 11,081.20 is: 16,614.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,291.12 : 24,426.60 = 11,081.20 : x
  2. Step 2: Convert to fraction form
    16,291.12/24,426.60 = 11,081.20/x
  3. Step 3: Cross multiply
    16,291.12x = 24,426.60 × 11,081.20
  4. Step 4: Simplify right side
    16,291.12x = 270,676,039.92
  5. Step 5: Solve for x
    x = 270,676,039.92/16,291.12
  6. Step 6: Final answer
    x = 16,614.94

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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.