Home / 40,088.20-55,317.73-22,182.75

Finding the Fourth Proportional to 40,088.20, 55,317.73 and 22,182.75

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Solution

The fourth proportional to 40,088.20, 55,317.73 and 22,182.75 is: 30,609.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,088.20 : 55,317.73 = 22,182.75 : x
  2. Step 2: Convert to fraction form
    40,088.20/55,317.73 = 22,182.75/x
  3. Step 3: Cross multiply
    40,088.20x = 55,317.73 × 22,182.75
  4. Step 4: Simplify right side
    40,088.20x = 1,227,099,375.16
  5. Step 5: Solve for x
    x = 1,227,099,375.16/40,088.20
  6. Step 6: Final answer
    x = 30,609.99

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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.