Home / 23,972.78-33,081.68-15,025.12

Finding the Fourth Proportional to 23,972.78, 33,081.68 and 15,025.12

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Solution

The fourth proportional to 23,972.78, 33,081.68 and 15,025.12 is: 20,734.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,972.78 : 33,081.68 = 15,025.12 : x
  2. Step 2: Convert to fraction form
    23,972.78/33,081.68 = 15,025.12/x
  3. Step 3: Cross multiply
    23,972.78x = 33,081.68 × 15,025.12
  4. Step 4: Simplify right side
    23,972.78x = 497,056,211.80
  5. Step 5: Solve for x
    x = 497,056,211.80/23,972.78
  6. Step 6: Final answer
    x = 20,734.19

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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.