Home / 25,181.25-34,750.89-13,850.16

Finding the Fourth Proportional to 25,181.25, 34,750.89 and 13,850.16

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Solution

The fourth proportional to 25,181.25, 34,750.89 and 13,850.16 is: 19,113.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,181.25 : 34,750.89 = 13,850.16 : x
  2. Step 2: Convert to fraction form
    25,181.25/34,750.89 = 13,850.16/x
  3. Step 3: Cross multiply
    25,181.25x = 34,750.89 × 13,850.16
  4. Step 4: Simplify right side
    25,181.25x = 481,305,386.64
  5. Step 5: Solve for x
    x = 481,305,386.64/25,181.25
  6. Step 6: Final answer
    x = 19,113.64

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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.