Home / 36,032.67-49,722.96-20,118.12

Finding the Fourth Proportional to 36,032.67, 49,722.96 and 20,118.12

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Solution

The fourth proportional to 36,032.67, 49,722.96 and 20,118.12 is: 27,761.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,032.67 : 49,722.96 = 20,118.12 : x
  2. Step 2: Convert to fraction form
    36,032.67/49,722.96 = 20,118.12/x
  3. Step 3: Cross multiply
    36,032.67x = 49,722.96 × 20,118.12
  4. Step 4: Simplify right side
    36,032.67x = 1,000,332,476.04
  5. Step 5: Solve for x
    x = 1,000,332,476.04/36,032.67
  6. Step 6: Final answer
    x = 27,761.82

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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.