Home / 26,917.58-40,393.20-10,279.10

Finding the Fourth Proportional to 26,917.58, 40,393.20 and 10,279.10

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Solution

The fourth proportional to 26,917.58, 40,393.20 and 10,279.10 is: 15,425.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,917.58 : 40,393.20 = 10,279.10 : x
  2. Step 2: Convert to fraction form
    26,917.58/40,393.20 = 10,279.10/x
  3. Step 3: Cross multiply
    26,917.58x = 40,393.20 × 10,279.10
  4. Step 4: Simplify right side
    26,917.58x = 415,205,742.12
  5. Step 5: Solve for x
    x = 415,205,742.12/26,917.58
  6. Step 6: Final answer
    x = 15,425.08

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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.