Home / 54,287.31-81,447.42-26,202.12

Finding the Fourth Proportional to 54,287.31, 81,447.42 and 26,202.12

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Solution

The fourth proportional to 54,287.31, 81,447.42 and 26,202.12 is: 39,311.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,287.31 : 81,447.42 = 26,202.12 : x
  2. Step 2: Convert to fraction form
    54,287.31/81,447.42 = 26,202.12/x
  3. Step 3: Cross multiply
    54,287.31x = 81,447.42 × 26,202.12
  4. Step 4: Simplify right side
    54,287.31x = 2,134,095,072.53
  5. Step 5: Solve for x
    x = 2,134,095,072.53/54,287.31
  6. Step 6: Final answer
    x = 39,311.12

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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.