Home / 40,884.12-61,326.03-11,301.90

Finding the Fourth Proportional to 40,884.12, 61,326.03 and 11,301.90

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Solution

The fourth proportional to 40,884.12, 61,326.03 and 11,301.90 is: 16,952.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,884.12 : 61,326.03 = 11,301.90 : x
  2. Step 2: Convert to fraction form
    40,884.12/61,326.03 = 11,301.90/x
  3. Step 3: Cross multiply
    40,884.12x = 61,326.03 × 11,301.90
  4. Step 4: Simplify right side
    40,884.12x = 693,100,658.46
  5. Step 5: Solve for x
    x = 693,100,658.46/40,884.12
  6. Step 6: Final answer
    x = 16,952.81

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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.