Home / 41,971.55-57,921.13-23,109.35

Finding the Fourth Proportional to 41,971.55, 57,921.13 and 23,109.35

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Solution

The fourth proportional to 41,971.55, 57,921.13 and 23,109.35 is: 31,891.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,971.55 : 57,921.13 = 23,109.35 : x
  2. Step 2: Convert to fraction form
    41,971.55/57,921.13 = 23,109.35/x
  3. Step 3: Cross multiply
    41,971.55x = 57,921.13 × 23,109.35
  4. Step 4: Simplify right side
    41,971.55x = 1,338,519,839.26
  5. Step 5: Solve for x
    x = 1,338,519,839.26/41,971.55
  6. Step 6: Final answer
    x = 31,891.12

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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.