Home / 23,921.92-33,010.56-13,311.04

Finding the Fourth Proportional to 23,921.92, 33,010.56 and 13,311.04

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Solution

The fourth proportional to 23,921.92, 33,010.56 and 13,311.04 is: 18,368.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,921.92 : 33,010.56 = 13,311.04 : x
  2. Step 2: Convert to fraction form
    23,921.92/33,010.56 = 13,311.04/x
  3. Step 3: Cross multiply
    23,921.92x = 33,010.56 × 13,311.04
  4. Step 4: Simplify right side
    23,921.92x = 439,404,884.58
  5. Step 5: Solve for x
    x = 439,404,884.58/23,921.92
  6. Step 6: Final answer
    x = 18,368.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.