Home / 26,785.60-36,994.39-18,273.11

Finding the Fourth Proportional to 26,785.60, 36,994.39 and 18,273.11

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Solution

The fourth proportional to 26,785.60, 36,994.39 and 18,273.11 is: 25,237.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,785.60 : 36,994.39 = 18,273.11 : x
  2. Step 2: Convert to fraction form
    26,785.60/36,994.39 = 18,273.11/x
  3. Step 3: Cross multiply
    26,785.60x = 36,994.39 × 18,273.11
  4. Step 4: Simplify right side
    26,785.60x = 676,002,327.20
  5. Step 5: Solve for x
    x = 676,002,327.20/26,785.60
  6. Step 6: Final answer
    x = 25,237.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.