Home / 16,726.33-23,082.15-9,172.64

Finding the Fourth Proportional to 16,726.33, 23,082.15 and 9,172.64

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Solution

The fourth proportional to 16,726.33, 23,082.15 and 9,172.64 is: 12,658.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,726.33 : 23,082.15 = 9,172.64 : x
  2. Step 2: Convert to fraction form
    16,726.33/23,082.15 = 9,172.64/x
  3. Step 3: Cross multiply
    16,726.33x = 23,082.15 × 9,172.64
  4. Step 4: Simplify right side
    16,726.33x = 211,724,252.38
  5. Step 5: Solve for x
    x = 211,724,252.38/16,726.33
  6. Step 6: Final answer
    x = 12,658.14

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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.