Home / 41,971.37-57,920.87-23,109.17

Finding the Fourth Proportional to 41,971.37, 57,920.87 and 23,109.17

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Solution

The fourth proportional to 41,971.37, 57,920.87 and 23,109.17 is: 31,890.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,971.37 : 57,920.87 = 23,109.17 : x
  2. Step 2: Convert to fraction form
    41,971.37/57,920.87 = 23,109.17/x
  3. Step 3: Cross multiply
    41,971.37x = 57,920.87 × 23,109.17
  4. Step 4: Simplify right side
    41,971.37x = 1,338,502,999.55
  5. Step 5: Solve for x
    x = 1,338,502,999.55/41,971.37
  6. Step 6: Final answer
    x = 31,890.86

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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.