Home / 16,726.03-23,082.51-9,172.38

Finding the Fourth Proportional to 16,726.03, 23,082.51 and 9,172.38

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Solution

The fourth proportional to 16,726.03, 23,082.51 and 9,172.38 is: 12,658.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,726.03 : 23,082.51 = 9,172.38 : x
  2. Step 2: Convert to fraction form
    16,726.03/23,082.51 = 9,172.38/x
  3. Step 3: Cross multiply
    16,726.03x = 23,082.51 × 9,172.38
  4. Step 4: Simplify right side
    16,726.03x = 211,721,553.07
  5. Step 5: Solve for x
    x = 211,721,553.07/16,726.03
  6. Step 6: Final answer
    x = 12,658.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.