Home / 17,008.07-25,506.42-7,145.51

Finding the Fourth Proportional to 17,008.07, 25,506.42 and 7,145.51

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Solution

The fourth proportional to 17,008.07, 25,506.42 and 7,145.51 is: 10,715.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,008.07 : 25,506.42 = 7,145.51 : x
  2. Step 2: Convert to fraction form
    17,008.07/25,506.42 = 7,145.51/x
  3. Step 3: Cross multiply
    17,008.07x = 25,506.42 × 7,145.51
  4. Step 4: Simplify right side
    17,008.07x = 182,256,251.64
  5. Step 5: Solve for x
    x = 182,256,251.64/17,008.07
  6. Step 6: Final answer
    x = 10,715.87

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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.