Home / 17,129.07-25,703.33-6,748.11

Finding the Fourth Proportional to 17,129.07, 25,703.33 and 6,748.11

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Solution

The fourth proportional to 17,129.07, 25,703.33 and 6,748.11 is: 10,125.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,129.07 : 25,703.33 = 6,748.11 : x
  2. Step 2: Convert to fraction form
    17,129.07/25,703.33 = 6,748.11/x
  3. Step 3: Cross multiply
    17,129.07x = 25,703.33 × 6,748.11
  4. Step 4: Simplify right side
    17,129.07x = 173,448,864.47
  5. Step 5: Solve for x
    x = 173,448,864.47/17,129.07
  6. Step 6: Final answer
    x = 10,125.99

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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.