Home / 17,115.84-25,669.28-7,250.04

Finding the Fourth Proportional to 17,115.84, 25,669.28 and 7,250.04

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Solution

The fourth proportional to 17,115.84, 25,669.28 and 7,250.04 is: 10,873.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,115.84 : 25,669.28 = 7,250.04 : x
  2. Step 2: Convert to fraction form
    17,115.84/25,669.28 = 7,250.04/x
  3. Step 3: Cross multiply
    17,115.84x = 25,669.28 × 7,250.04
  4. Step 4: Simplify right side
    17,115.84x = 186,103,306.77
  5. Step 5: Solve for x
    x = 186,103,306.77/17,115.84
  6. Step 6: Final answer
    x = 10,873.16

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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.