Home / 55,695.26-83,560.22-18,255.66

Finding the Fourth Proportional to 55,695.26, 83,560.22 and 18,255.66

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Solution

The fourth proportional to 55,695.26, 83,560.22 and 18,255.66 is: 27,389.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,695.26 : 83,560.22 = 18,255.66 : x
  2. Step 2: Convert to fraction form
    55,695.26/83,560.22 = 18,255.66/x
  3. Step 3: Cross multiply
    55,695.26x = 83,560.22 × 18,255.66
  4. Step 4: Simplify right side
    55,695.26x = 1,525,446,965.85
  5. Step 5: Solve for x
    x = 1,525,446,965.85/55,695.26
  6. Step 6: Final answer
    x = 27,389.17

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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.