Home / 17,837.12-26,724-15,213.44

Finding the Fourth Proportional to 17,837.12, 26,724 and 15,213.44

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Solution

The fourth proportional to 17,837.12, 26,724 and 15,213.44 is: 22,793.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,837.12 : 26,724 = 15,213.44 : x
  2. Step 2: Convert to fraction form
    17,837.12/26,724 = 15,213.44/x
  3. Step 3: Cross multiply
    17,837.12x = 26,724 × 15,213.44
  4. Step 4: Simplify right side
    17,837.12x = 406,563,970.56
  5. Step 5: Solve for x
    x = 406,563,970.56/17,837.12
  6. Step 6: Final answer
    x = 22,793.14

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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.