Home / 38,273.32-57,401.34-13,649.32

Finding the Fourth Proportional to 38,273.32, 57,401.34 and 13,649.32

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Solution

The fourth proportional to 38,273.32, 57,401.34 and 13,649.32 is: 20,470.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,273.32 : 57,401.34 = 13,649.32 : x
  2. Step 2: Convert to fraction form
    38,273.32/57,401.34 = 13,649.32/x
  3. Step 3: Cross multiply
    38,273.32x = 57,401.34 × 13,649.32
  4. Step 4: Simplify right side
    38,273.32x = 783,489,258.09
  5. Step 5: Solve for x
    x = 783,489,258.09/38,273.32
  6. Step 6: Final answer
    x = 20,470.90

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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.