Home / 45,233.26-67,881.48-18,581.30

Finding the Fourth Proportional to 45,233.26, 67,881.48 and 18,581.30

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Solution

The fourth proportional to 45,233.26, 67,881.48 and 18,581.30 is: 27,884.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,233.26 : 67,881.48 = 18,581.30 : x
  2. Step 2: Convert to fraction form
    45,233.26/67,881.48 = 18,581.30/x
  3. Step 3: Cross multiply
    45,233.26x = 67,881.48 × 18,581.30
  4. Step 4: Simplify right side
    45,233.26x = 1,261,326,144.32
  5. Step 5: Solve for x
    x = 1,261,326,144.32/45,233.26
  6. Step 6: Final answer
    x = 27,884.93

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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.