Home / 26,891.50-40,339.38-8,173.16

Finding the Fourth Proportional to 26,891.50, 40,339.38 and 8,173.16

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Solution

The fourth proportional to 26,891.50, 40,339.38 and 8,173.16 is: 12,260.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,891.50 : 40,339.38 = 8,173.16 : x
  2. Step 2: Convert to fraction form
    26,891.50/40,339.38 = 8,173.16/x
  3. Step 3: Cross multiply
    26,891.50x = 40,339.38 × 8,173.16
  4. Step 4: Simplify right side
    26,891.50x = 329,700,207.04
  5. Step 5: Solve for x
    x = 329,700,207.04/26,891.50
  6. Step 6: Final answer
    x = 12,260.39

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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.