Home / 54,849.29-82,277.12-15,409.47

Finding the Fourth Proportional to 54,849.29, 82,277.12 and 15,409.47

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Solution

The fourth proportional to 54,849.29, 82,277.12 and 15,409.47 is: 23,115.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,849.29 : 82,277.12 = 15,409.47 : x
  2. Step 2: Convert to fraction form
    54,849.29/82,277.12 = 15,409.47/x
  3. Step 3: Cross multiply
    54,849.29x = 82,277.12 × 15,409.47
  4. Step 4: Simplify right side
    54,849.29x = 1,267,847,072.71
  5. Step 5: Solve for x
    x = 1,267,847,072.71/54,849.29
  6. Step 6: Final answer
    x = 23,115.11

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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.