Home / 38,460.44-57,744.32-19,753.39

Finding the Fourth Proportional to 38,460.44, 57,744.32 and 19,753.39

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Solution

The fourth proportional to 38,460.44, 57,744.32 and 19,753.39 is: 29,657.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,460.44 : 57,744.32 = 19,753.39 : x
  2. Step 2: Convert to fraction form
    38,460.44/57,744.32 = 19,753.39/x
  3. Step 3: Cross multiply
    38,460.44x = 57,744.32 × 19,753.39
  4. Step 4: Simplify right side
    38,460.44x = 1,140,646,073.24
  5. Step 5: Solve for x
    x = 1,140,646,073.24/38,460.44
  6. Step 6: Final answer
    x = 29,657.64

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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.