Home / 17,872.14-26,818.29-17,731.02

Finding the Fourth Proportional to 17,872.14, 26,818.29 and 17,731.02

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Solution

The fourth proportional to 17,872.14, 26,818.29 and 17,731.02 is: 26,606.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,872.14 : 26,818.29 = 17,731.02 : x
  2. Step 2: Convert to fraction form
    17,872.14/26,818.29 = 17,731.02/x
  3. Step 3: Cross multiply
    17,872.14x = 26,818.29 × 17,731.02
  4. Step 4: Simplify right side
    17,872.14x = 475,515,636.36
  5. Step 5: Solve for x
    x = 475,515,636.36/17,872.14
  6. Step 6: Final answer
    x = 26,606.53

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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.