Home / 16,321.08-24,428.66-8,814.20

Finding the Fourth Proportional to 16,321.08, 24,428.66 and 8,814.20

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Solution

The fourth proportional to 16,321.08, 24,428.66 and 8,814.20 is: 13,192.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,321.08 : 24,428.66 = 8,814.20 : x
  2. Step 2: Convert to fraction form
    16,321.08/24,428.66 = 8,814.20/x
  3. Step 3: Cross multiply
    16,321.08x = 24,428.66 × 8,814.20
  4. Step 4: Simplify right side
    16,321.08x = 215,319,094.97
  5. Step 5: Solve for x
    x = 215,319,094.97/16,321.08
  6. Step 6: Final answer
    x = 13,192.70

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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.