Home / 41,215.35-61,802.33-20,156.97

Finding the Fourth Proportional to 41,215.35, 61,802.33 and 20,156.97

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Solution

The fourth proportional to 41,215.35, 61,802.33 and 20,156.97 is: 30,225.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,215.35 : 61,802.33 = 20,156.97 : x
  2. Step 2: Convert to fraction form
    41,215.35/61,802.33 = 20,156.97/x
  3. Step 3: Cross multiply
    41,215.35x = 61,802.33 × 20,156.97
  4. Step 4: Simplify right side
    41,215.35x = 1,245,747,610.96
  5. Step 5: Solve for x
    x = 1,245,747,610.96/41,215.35
  6. Step 6: Final answer
    x = 30,225.33

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1.5x scale

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.