Home / 26,631.04-39,945.12-8,163.04

Finding the Fourth Proportional to 26,631.04, 39,945.12 and 8,163.04

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Solution

The fourth proportional to 26,631.04, 39,945.12 and 8,163.04 is: 12,244.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,631.04 : 39,945.12 = 8,163.04 : x
  2. Step 2: Convert to fraction form
    26,631.04/39,945.12 = 8,163.04/x
  3. Step 3: Cross multiply
    26,631.04x = 39,945.12 × 8,163.04
  4. Step 4: Simplify right side
    26,631.04x = 326,073,612.36
  5. Step 5: Solve for x
    x = 326,073,612.36/26,631.04
  6. Step 6: Final answer
    x = 12,244.12

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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.