Home / 19,704.17-27,191.85-10,751.87

Finding the Fourth Proportional to 19,704.17, 27,191.85 and 10,751.87

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Solution

The fourth proportional to 19,704.17, 27,191.85 and 10,751.87 is: 14,837.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,704.17 : 27,191.85 = 10,751.87 : x
  2. Step 2: Convert to fraction form
    19,704.17/27,191.85 = 10,751.87/x
  3. Step 3: Cross multiply
    19,704.17x = 27,191.85 × 10,751.87
  4. Step 4: Simplify right side
    19,704.17x = 292,363,236.26
  5. Step 5: Solve for x
    x = 292,363,236.26/19,704.17
  6. Step 6: Final answer
    x = 14,837.63

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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.