Home / 41,971.96-57,921.10-23,109.08

Finding the Fourth Proportional to 41,971.96, 57,921.10 and 23,109.08

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Solution

The fourth proportional to 41,971.96, 57,921.10 and 23,109.08 is: 31,890.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,971.96 : 57,921.10 = 23,109.08 : x
  2. Step 2: Convert to fraction form
    41,971.96/57,921.10 = 23,109.08/x
  3. Step 3: Cross multiply
    41,971.96x = 57,921.10 × 23,109.08
  4. Step 4: Simplify right side
    41,971.96x = 1,338,503,333.59
  5. Step 5: Solve for x
    x = 1,338,503,333.59/41,971.96
  6. Step 6: Final answer
    x = 31,890.42

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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.