Home / 18,655.24-25,741.22-10,696

Finding the Fourth Proportional to 18,655.24, 25,741.22 and 10,696

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Solution

The fourth proportional to 18,655.24, 25,741.22 and 10,696 is: 14,758.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,655.24 : 25,741.22 = 10,696 : x
  2. Step 2: Convert to fraction form
    18,655.24/25,741.22 = 10,696/x
  3. Step 3: Cross multiply
    18,655.24x = 25,741.22 × 10,696
  4. Step 4: Simplify right side
    18,655.24x = 275,328,089.12
  5. Step 5: Solve for x
    x = 275,328,089.12/18,655.24
  6. Step 6: Final answer
    x = 14,758.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.