Home / 17,721.14-26,530.22-10,302.98

Finding the Fourth Proportional to 17,721.14, 26,530.22 and 10,302.98

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Solution

The fourth proportional to 17,721.14, 26,530.22 and 10,302.98 is: 15,424.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,721.14 : 26,530.22 = 10,302.98 : x
  2. Step 2: Convert to fraction form
    17,721.14/26,530.22 = 10,302.98/x
  3. Step 3: Cross multiply
    17,721.14x = 26,530.22 × 10,302.98
  4. Step 4: Simplify right side
    17,721.14x = 273,340,326.06
  5. Step 5: Solve for x
    x = 273,340,326.06/17,721.14
  6. Step 6: Final answer
    x = 15,424.53

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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.