Home / 54,547.29-81,820.79-15,104.27

Finding the Fourth Proportional to 54,547.29, 81,820.79 and 15,104.27

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Solution

The fourth proportional to 54,547.29, 81,820.79 and 15,104.27 is: 22,656.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,547.29 : 81,820.79 = 15,104.27 : x
  2. Step 2: Convert to fraction form
    54,547.29/81,820.79 = 15,104.27/x
  3. Step 3: Cross multiply
    54,547.29x = 81,820.79 × 15,104.27
  4. Step 4: Simplify right side
    54,547.29x = 1,235,842,819.15
  5. Step 5: Solve for x
    x = 1,235,842,819.15/54,547.29
  6. Step 6: Final answer
    x = 22,656.36

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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.