Home / 54,817.86-82,178.19-26,722.20

Finding the Fourth Proportional to 54,817.86, 82,178.19 and 26,722.20

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Solution

The fourth proportional to 54,817.86, 82,178.19 and 26,722.20 is: 40,059.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,817.86 : 82,178.19 = 26,722.20 : x
  2. Step 2: Convert to fraction form
    54,817.86/82,178.19 = 26,722.20/x
  3. Step 3: Cross multiply
    54,817.86x = 82,178.19 × 26,722.20
  4. Step 4: Simplify right side
    54,817.86x = 2,195,982,028.82
  5. Step 5: Solve for x
    x = 2,195,982,028.82/54,817.86
  6. Step 6: Final answer
    x = 40,059.61

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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.