Home / 54,551.12-75,277.32-30,351.44

Finding the Fourth Proportional to 54,551.12, 75,277.32 and 30,351.44

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Solution

The fourth proportional to 54,551.12, 75,277.32 and 30,351.44 is: 41,883.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,551.12 : 75,277.32 = 30,351.44 : x
  2. Step 2: Convert to fraction form
    54,551.12/75,277.32 = 30,351.44/x
  3. Step 3: Cross multiply
    54,551.12x = 75,277.32 × 30,351.44
  4. Step 4: Simplify right side
    54,551.12x = 2,284,775,061.34
  5. Step 5: Solve for x
    x = 2,284,775,061.34/54,551.12
  6. Step 6: Final answer
    x = 41,883.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.