Home / 41,406.89-62,085.02-20,320.16

Finding the Fourth Proportional to 41,406.89, 62,085.02 and 20,320.16

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Solution

The fourth proportional to 41,406.89, 62,085.02 and 20,320.16 is: 30,467.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,406.89 : 62,085.02 = 20,320.16 : x
  2. Step 2: Convert to fraction form
    41,406.89/62,085.02 = 20,320.16/x
  3. Step 3: Cross multiply
    41,406.89x = 62,085.02 × 20,320.16
  4. Step 4: Simplify right side
    41,406.89x = 1,261,577,127.98
  5. Step 5: Solve for x
    x = 1,261,577,127.98/41,406.89
  6. Step 6: Final answer
    x = 30,467.81

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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.