Home / 54,319.68-81,511.31-22,727.10

Finding the Fourth Proportional to 54,319.68, 81,511.31 and 22,727.10

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Solution

The fourth proportional to 54,319.68, 81,511.31 and 22,727.10 is: 34,103.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,319.68 : 81,511.31 = 22,727.10 : x
  2. Step 2: Convert to fraction form
    54,319.68/81,511.31 = 22,727.10/x
  3. Step 3: Cross multiply
    54,319.68x = 81,511.31 × 22,727.10
  4. Step 4: Simplify right side
    54,319.68x = 1,852,515,172.31
  5. Step 5: Solve for x
    x = 1,852,515,172.31/54,319.68
  6. Step 6: Final answer
    x = 34,103.94

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1.5x scale

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.