Home / 17,195.78-25,760.73-11,639.54

Finding the Fourth Proportional to 17,195.78, 25,760.73 and 11,639.54

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Solution

The fourth proportional to 17,195.78, 25,760.73 and 11,639.54 is: 17,437.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,195.78 : 25,760.73 = 11,639.54 : x
  2. Step 2: Convert to fraction form
    17,195.78/25,760.73 = 11,639.54/x
  3. Step 3: Cross multiply
    17,195.78x = 25,760.73 × 11,639.54
  4. Step 4: Simplify right side
    17,195.78x = 299,843,047.26
  5. Step 5: Solve for x
    x = 299,843,047.26/17,195.78
  6. Step 6: Final answer
    x = 17,437.01

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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.