Home / 55,713.87-83,512.11-18,264.18

Finding the Fourth Proportional to 55,713.87, 83,512.11 and 18,264.18

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Solution

The fourth proportional to 55,713.87, 83,512.11 and 18,264.18 is: 27,377.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,713.87 : 83,512.11 = 18,264.18 : x
  2. Step 2: Convert to fraction form
    55,713.87/83,512.11 = 18,264.18/x
  3. Step 3: Cross multiply
    55,713.87x = 83,512.11 × 18,264.18
  4. Step 4: Simplify right side
    55,713.87x = 1,525,280,209.22
  5. Step 5: Solve for x
    x = 1,525,280,209.22/55,713.87
  6. Step 6: Final answer
    x = 27,377.03

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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.