Home / 54,281.16-81,449.58-25,850.28

Finding the Fourth Proportional to 54,281.16, 81,449.58 and 25,850.28

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Solution

The fourth proportional to 54,281.16, 81,449.58 and 25,850.28 is: 38,788.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,281.16 : 81,449.58 = 25,850.28 : x
  2. Step 2: Convert to fraction form
    54,281.16/81,449.58 = 25,850.28/x
  3. Step 3: Cross multiply
    54,281.16x = 81,449.58 × 25,850.28
  4. Step 4: Simplify right side
    54,281.16x = 2,105,494,448.88
  5. Step 5: Solve for x
    x = 2,105,494,448.88/54,281.16
  6. Step 6: Final answer
    x = 38,788.68

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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.