Home / 36,111.33-49,729.68-29,765.39

Finding the Fourth Proportional to 36,111.33, 49,729.68 and 29,765.39

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Solution

The fourth proportional to 36,111.33, 49,729.68 and 29,765.39 is: 40,990.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,111.33 : 49,729.68 = 29,765.39 : x
  2. Step 2: Convert to fraction form
    36,111.33/49,729.68 = 29,765.39/x
  3. Step 3: Cross multiply
    36,111.33x = 49,729.68 × 29,765.39
  4. Step 4: Simplify right side
    36,111.33x = 1,480,223,071.13
  5. Step 5: Solve for x
    x = 1,480,223,071.13/36,111.33
  6. Step 6: Final answer
    x = 40,990.54

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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.