Home / 40,282.56-55,590.57-22,379.22

Finding the Fourth Proportional to 40,282.56, 55,590.57 and 22,379.22

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Solution

The fourth proportional to 40,282.56, 55,590.57 and 22,379.22 is: 30,883.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,282.56 : 55,590.57 = 22,379.22 : x
  2. Step 2: Convert to fraction form
    40,282.56/55,590.57 = 22,379.22/x
  3. Step 3: Cross multiply
    40,282.56x = 55,590.57 × 22,379.22
  4. Step 4: Simplify right side
    40,282.56x = 1,244,073,595.96
  5. Step 5: Solve for x
    x = 1,244,073,595.96/40,282.56
  6. Step 6: Final answer
    x = 30,883.68

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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.