Home / 34,375.11-51,561.72-11,001.21

Finding the Fourth Proportional to 34,375.11, 51,561.72 and 11,001.21

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Solution

The fourth proportional to 34,375.11, 51,561.72 and 11,001.21 is: 16,501.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,375.11 : 51,561.72 = 11,001.21 : x
  2. Step 2: Convert to fraction form
    34,375.11/51,561.72 = 11,001.21/x
  3. Step 3: Cross multiply
    34,375.11x = 51,561.72 × 11,001.21
  4. Step 4: Simplify right side
    34,375.11x = 567,241,309.68
  5. Step 5: Solve for x
    x = 567,241,309.68/34,375.11
  6. Step 6: Final answer
    x = 16,501.51

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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.