Home / 48,669.12-73,003.25-15,389.21

Finding the Fourth Proportional to 48,669.12, 73,003.25 and 15,389.21

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Solution

The fourth proportional to 48,669.12, 73,003.25 and 15,389.21 is: 23,083.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,669.12 : 73,003.25 = 15,389.21 : x
  2. Step 2: Convert to fraction form
    48,669.12/73,003.25 = 15,389.21/x
  3. Step 3: Cross multiply
    48,669.12x = 73,003.25 × 15,389.21
  4. Step 4: Simplify right side
    48,669.12x = 1,123,462,344.93
  5. Step 5: Solve for x
    x = 1,123,462,344.93/48,669.12
  6. Step 6: Final answer
    x = 23,083.68

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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.