Home / 44,389.68-66,493.80-20,661.36

Finding the Fourth Proportional to 44,389.68, 66,493.80 and 20,661.36

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Solution

The fourth proportional to 44,389.68, 66,493.80 and 20,661.36 is: 30,949.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,389.68 : 66,493.80 = 20,661.36 : x
  2. Step 2: Convert to fraction form
    44,389.68/66,493.80 = 20,661.36/x
  3. Step 3: Cross multiply
    44,389.68x = 66,493.80 × 20,661.36
  4. Step 4: Simplify right side
    44,389.68x = 1,373,852,339.57
  5. Step 5: Solve for x
    x = 1,373,852,339.57/44,389.68
  6. Step 6: Final answer
    x = 30,949.81

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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.