Home / 26,788.20-40,177.17-9,254.40

Finding the Fourth Proportional to 26,788.20, 40,177.17 and 9,254.40

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Solution

The fourth proportional to 26,788.20, 40,177.17 and 9,254.40 is: 13,879.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,788.20 : 40,177.17 = 9,254.40 : x
  2. Step 2: Convert to fraction form
    26,788.20/40,177.17 = 9,254.40/x
  3. Step 3: Cross multiply
    26,788.20x = 40,177.17 × 9,254.40
  4. Step 4: Simplify right side
    26,788.20x = 371,815,602.05
  5. Step 5: Solve for x
    x = 371,815,602.05/26,788.20
  6. Step 6: Final answer
    x = 13,879.83

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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.