Home / 38,921.64-58,288.83-22,231.05

Finding the Fourth Proportional to 38,921.64, 58,288.83 and 22,231.05

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Solution

The fourth proportional to 38,921.64, 58,288.83 and 22,231.05 is: 33,293.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,921.64 : 58,288.83 = 22,231.05 : x
  2. Step 2: Convert to fraction form
    38,921.64/58,288.83 = 22,231.05/x
  3. Step 3: Cross multiply
    38,921.64x = 58,288.83 × 22,231.05
  4. Step 4: Simplify right side
    38,921.64x = 1,295,821,894.17
  5. Step 5: Solve for x
    x = 1,295,821,894.17/38,921.64
  6. Step 6: Final answer
    x = 33,293.10

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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.