Home / 17,145.09-25,727.47-9,247.59

Finding the Fourth Proportional to 17,145.09, 25,727.47 and 9,247.59

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Solution

The fourth proportional to 17,145.09, 25,727.47 and 9,247.59 is: 13,876.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,145.09 : 25,727.47 = 9,247.59 : x
  2. Step 2: Convert to fraction form
    17,145.09/25,727.47 = 9,247.59/x
  3. Step 3: Cross multiply
    17,145.09x = 25,727.47 × 9,247.59
  4. Step 4: Simplify right side
    17,145.09x = 237,917,195.55
  5. Step 5: Solve for x
    x = 237,917,195.55/17,145.09
  6. Step 6: Final answer
    x = 13,876.69

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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.