Home / 36,881.45-55,330.31-21,902.19

Finding the Fourth Proportional to 36,881.45, 55,330.31 and 21,902.19

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Solution

The fourth proportional to 36,881.45, 55,330.31 and 21,902.19 is: 32,858.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,881.45 : 55,330.31 = 21,902.19 : x
  2. Step 2: Convert to fraction form
    36,881.45/55,330.31 = 21,902.19/x
  3. Step 3: Cross multiply
    36,881.45x = 55,330.31 × 21,902.19
  4. Step 4: Simplify right side
    36,881.45x = 1,211,854,645.38
  5. Step 5: Solve for x
    x = 1,211,854,645.38/36,881.45
  6. Step 6: Final answer
    x = 32,858.11

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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.