Home / 38,905.22-58,372.54-15,229.68

Finding the Fourth Proportional to 38,905.22, 58,372.54 and 15,229.68

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Solution

The fourth proportional to 38,905.22, 58,372.54 and 15,229.68 is: 22,850.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,905.22 : 58,372.54 = 15,229.68 : x
  2. Step 2: Convert to fraction form
    38,905.22/58,372.54 = 15,229.68/x
  3. Step 3: Cross multiply
    38,905.22x = 58,372.54 × 15,229.68
  4. Step 4: Simplify right side
    38,905.22x = 888,995,285.81
  5. Step 5: Solve for x
    x = 888,995,285.81/38,905.22
  6. Step 6: Final answer
    x = 22,850.28

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1.5x scale

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.