Home / 48,738.96-73,093.32-19,148.76

Finding the Fourth Proportional to 48,738.96, 73,093.32 and 19,148.76

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Solution

The fourth proportional to 48,738.96, 73,093.32 and 19,148.76 is: 28,717.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,738.96 : 73,093.32 = 19,148.76 : x
  2. Step 2: Convert to fraction form
    48,738.96/73,093.32 = 19,148.76/x
  3. Step 3: Cross multiply
    48,738.96x = 73,093.32 × 19,148.76
  4. Step 4: Simplify right side
    48,738.96x = 1,399,646,442.28
  5. Step 5: Solve for x
    x = 1,399,646,442.28/48,738.96
  6. Step 6: Final answer
    x = 28,717.20

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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.