Home / 54,340.19-81,452.75-18,282.32

Finding the Fourth Proportional to 54,340.19, 81,452.75 and 18,282.32

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Solution

The fourth proportional to 54,340.19, 81,452.75 and 18,282.32 is: 27,404.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,340.19 : 81,452.75 = 18,282.32 : x
  2. Step 2: Convert to fraction form
    54,340.19/81,452.75 = 18,282.32/x
  3. Step 3: Cross multiply
    54,340.19x = 81,452.75 × 18,282.32
  4. Step 4: Simplify right side
    54,340.19x = 1,489,144,741.70
  5. Step 5: Solve for x
    x = 1,489,144,741.70/54,340.19
  6. Step 6: Final answer
    x = 27,404.12

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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.