Home / 17,531.03-26,310.42-15,455.10

Finding the Fourth Proportional to 17,531.03, 26,310.42 and 15,455.10

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Solution

The fourth proportional to 17,531.03, 26,310.42 and 15,455.10 is: 23,194.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,531.03 : 26,310.42 = 15,455.10 : x
  2. Step 2: Convert to fraction form
    17,531.03/26,310.42 = 15,455.10/x
  3. Step 3: Cross multiply
    17,531.03x = 26,310.42 × 15,455.10
  4. Step 4: Simplify right side
    17,531.03x = 406,630,270.81
  5. Step 5: Solve for x
    x = 406,630,270.81/17,531.03
  6. Step 6: Final answer
    x = 23,194.88

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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.