Home / 41,319.76-61,945.09-19,149.02

Finding the Fourth Proportional to 41,319.76, 61,945.09 and 19,149.02

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Solution

The fourth proportional to 41,319.76, 61,945.09 and 19,149.02 is: 28,707.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,319.76 : 61,945.09 = 19,149.02 : x
  2. Step 2: Convert to fraction form
    41,319.76/61,945.09 = 19,149.02/x
  3. Step 3: Cross multiply
    41,319.76x = 61,945.09 × 19,149.02
  4. Step 4: Simplify right side
    41,319.76x = 1,186,187,767.31
  5. Step 5: Solve for x
    x = 1,186,187,767.31/41,319.76
  6. Step 6: Final answer
    x = 28,707.52

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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.