Home / 48,689.33-73,035.81-13,628.07

Finding the Fourth Proportional to 48,689.33, 73,035.81 and 13,628.07

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Solution

The fourth proportional to 48,689.33, 73,035.81 and 13,628.07 is: 20,442.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,689.33 : 73,035.81 = 13,628.07 : x
  2. Step 2: Convert to fraction form
    48,689.33/73,035.81 = 13,628.07/x
  3. Step 3: Cross multiply
    48,689.33x = 73,035.81 × 13,628.07
  4. Step 4: Simplify right side
    48,689.33x = 995,337,131.19
  5. Step 5: Solve for x
    x = 995,337,131.19/48,689.33
  6. Step 6: Final answer
    x = 20,442.62

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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.