Home / 27,336.48-40,982.64-11,531.31

Finding the Fourth Proportional to 27,336.48, 40,982.64 and 11,531.31

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Solution

The fourth proportional to 27,336.48, 40,982.64 and 11,531.31 is: 17,287.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,336.48 : 40,982.64 = 11,531.31 : x
  2. Step 2: Convert to fraction form
    27,336.48/40,982.64 = 11,531.31/x
  3. Step 3: Cross multiply
    27,336.48x = 40,982.64 × 11,531.31
  4. Step 4: Simplify right side
    27,336.48x = 472,583,526.46
  5. Step 5: Solve for x
    x = 472,583,526.46/27,336.48
  6. Step 6: Final answer
    x = 17,287.65

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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.