Home / 26,891.20-40,336.80-9,348.70

Finding the Fourth Proportional to 26,891.20, 40,336.80 and 9,348.70

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Solution

The fourth proportional to 26,891.20, 40,336.80 and 9,348.70 is: 14,023.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,891.20 : 40,336.80 = 9,348.70 : x
  2. Step 2: Convert to fraction form
    26,891.20/40,336.80 = 9,348.70/x
  3. Step 3: Cross multiply
    26,891.20x = 40,336.80 × 9,348.70
  4. Step 4: Simplify right side
    26,891.20x = 377,096,642.16
  5. Step 5: Solve for x
    x = 377,096,642.16/26,891.20
  6. Step 6: Final answer
    x = 14,023.05

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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.