Home / 17,100.05-25,652.70-7,239.38

Finding the Fourth Proportional to 17,100.05, 25,652.70 and 7,239.38

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Solution

The fourth proportional to 17,100.05, 25,652.70 and 7,239.38 is: 10,860.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,100.05 : 25,652.70 = 7,239.38 : x
  2. Step 2: Convert to fraction form
    17,100.05/25,652.70 = 7,239.38/x
  3. Step 3: Cross multiply
    17,100.05x = 25,652.70 × 7,239.38
  4. Step 4: Simplify right side
    17,100.05x = 185,709,515.06
  5. Step 5: Solve for x
    x = 185,709,515.06/17,100.05
  6. Step 6: Final answer
    x = 10,860.18

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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.