Home / 34,163.20-51,250.20-13,102.42

Finding the Fourth Proportional to 34,163.20, 51,250.20 and 13,102.42

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Solution

The fourth proportional to 34,163.20, 51,250.20 and 13,102.42 is: 19,655.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,163.20 : 51,250.20 = 13,102.42 : x
  2. Step 2: Convert to fraction form
    34,163.20/51,250.20 = 13,102.42/x
  3. Step 3: Cross multiply
    34,163.20x = 51,250.20 × 13,102.42
  4. Step 4: Simplify right side
    34,163.20x = 671,501,645.48
  5. Step 5: Solve for x
    x = 671,501,645.48/34,163.20
  6. Step 6: Final answer
    x = 19,655.70

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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.