Home / 26,691.80-40,006.43-10,886.97

Finding the Fourth Proportional to 26,691.80, 40,006.43 and 10,886.97

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Solution

The fourth proportional to 26,691.80, 40,006.43 and 10,886.97 is: 16,317.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,691.80 : 40,006.43 = 10,886.97 : x
  2. Step 2: Convert to fraction form
    26,691.80/40,006.43 = 10,886.97/x
  3. Step 3: Cross multiply
    26,691.80x = 40,006.43 × 10,886.97
  4. Step 4: Simplify right side
    26,691.80x = 435,548,830.43
  5. Step 5: Solve for x
    x = 435,548,830.43/26,691.80
  6. Step 6: Final answer
    x = 16,317.70

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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.