Home / 45,010.05-62,131.37-40,286.13

Finding the Fourth Proportional to 45,010.05, 62,131.37 and 40,286.13

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Solution

The fourth proportional to 45,010.05, 62,131.37 and 40,286.13 is: 55,610.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,010.05 : 62,131.37 = 40,286.13 : x
  2. Step 2: Convert to fraction form
    45,010.05/62,131.37 = 40,286.13/x
  3. Step 3: Cross multiply
    45,010.05x = 62,131.37 × 40,286.13
  4. Step 4: Simplify right side
    45,010.05x = 2,503,032,247.47
  5. Step 5: Solve for x
    x = 2,503,032,247.47/45,010.05
  6. Step 6: Final answer
    x = 55,610.52

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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.