Home / 54,552.80-81,828.96-15,109.52

Finding the Fourth Proportional to 54,552.80, 81,828.96 and 15,109.52

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Solution

The fourth proportional to 54,552.80, 81,828.96 and 15,109.52 is: 22,664.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,552.80 : 81,828.96 = 15,109.52 : x
  2. Step 2: Convert to fraction form
    54,552.80/81,828.96 = 15,109.52/x
  3. Step 3: Cross multiply
    54,552.80x = 81,828.96 × 15,109.52
  4. Step 4: Simplify right side
    54,552.80x = 1,236,396,307.70
  5. Step 5: Solve for x
    x = 1,236,396,307.70/54,552.80
  6. Step 6: Final answer
    x = 22,664.21

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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.