Home / 22,863.64-31,481.68-20,015.08

Finding the Fourth Proportional to 22,863.64, 31,481.68 and 20,015.08

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Solution

The fourth proportional to 22,863.64, 31,481.68 and 20,015.08 is: 27,559.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,863.64 : 31,481.68 = 20,015.08 : x
  2. Step 2: Convert to fraction form
    22,863.64/31,481.68 = 20,015.08/x
  3. Step 3: Cross multiply
    22,863.64x = 31,481.68 × 20,015.08
  4. Step 4: Simplify right side
    22,863.64x = 630,108,343.73
  5. Step 5: Solve for x
    x = 630,108,343.73/22,863.64
  6. Step 6: Final answer
    x = 27,559.41

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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.