Home / 26,766.13-40,149.20-8,298.13

Finding the Fourth Proportional to 26,766.13, 40,149.20 and 8,298.13

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Solution

The fourth proportional to 26,766.13, 40,149.20 and 8,298.13 is: 12,447.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,766.13 : 40,149.20 = 8,298.13 : x
  2. Step 2: Convert to fraction form
    26,766.13/40,149.20 = 8,298.13/x
  3. Step 3: Cross multiply
    26,766.13x = 40,149.20 × 8,298.13
  4. Step 4: Simplify right side
    26,766.13x = 333,163,281.00
  5. Step 5: Solve for x
    x = 333,163,281.00/26,766.13
  6. Step 6: Final answer
    x = 12,447.20

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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.