Home / 48,285.21-72,439.01-15,003.48

Finding the Fourth Proportional to 48,285.21, 72,439.01 and 15,003.48

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Solution

The fourth proportional to 48,285.21, 72,439.01 and 15,003.48 is: 22,508.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,285.21 : 72,439.01 = 15,003.48 : x
  2. Step 2: Convert to fraction form
    48,285.21/72,439.01 = 15,003.48/x
  3. Step 3: Cross multiply
    48,285.21x = 72,439.01 × 15,003.48
  4. Step 4: Simplify right side
    48,285.21x = 1,086,837,083.18
  5. Step 5: Solve for x
    x = 1,086,837,083.18/48,285.21
  6. Step 6: Final answer
    x = 22,508.69

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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.