Home / 26,891.29-40,281.45-15,764.19

Finding the Fourth Proportional to 26,891.29, 40,281.45 and 15,764.19

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Solution

The fourth proportional to 26,891.29, 40,281.45 and 15,764.19 is: 23,613.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,891.29 : 40,281.45 = 15,764.19 : x
  2. Step 2: Convert to fraction form
    26,891.29/40,281.45 = 15,764.19/x
  3. Step 3: Cross multiply
    26,891.29x = 40,281.45 × 15,764.19
  4. Step 4: Simplify right side
    26,891.29x = 635,004,431.28
  5. Step 5: Solve for x
    x = 635,004,431.28/26,891.29
  6. Step 6: Final answer
    x = 23,613.76

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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.