Home / 26,841.42-40,218.39-21,264.57

Finding the Fourth Proportional to 26,841.42, 40,218.39 and 21,264.57

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Solution

The fourth proportional to 26,841.42, 40,218.39 and 21,264.57 is: 31,862.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,841.42 : 40,218.39 = 21,264.57 : x
  2. Step 2: Convert to fraction form
    26,841.42/40,218.39 = 21,264.57/x
  3. Step 3: Cross multiply
    26,841.42x = 40,218.39 × 21,264.57
  4. Step 4: Simplify right side
    26,841.42x = 855,226,769.44
  5. Step 5: Solve for x
    x = 855,226,769.44/26,841.42
  6. Step 6: Final answer
    x = 31,862.20

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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.