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Finding the Fourth Proportional to 48,804, 73,162.56 and 17,632.32

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Solution

The fourth proportional to 48,804, 73,162.56 and 17,632.32 is: 26,432.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,804 : 73,162.56 = 17,632.32 : x
  2. Step 2: Convert to fraction form
    48,804/73,162.56 = 17,632.32/x
  3. Step 3: Cross multiply
    48,804x = 73,162.56 × 17,632.32
  4. Step 4: Simplify right side
    48,804x = 1,290,025,669.94
  5. Step 5: Solve for x
    x = 1,290,025,669.94/48,804
  6. Step 6: Final answer
    x = 26,432.79

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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.