Home / 16,726.74-23,082.39-9,172.68

Finding the Fourth Proportional to 16,726.74, 23,082.39 and 9,172.68

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Solution

The fourth proportional to 16,726.74, 23,082.39 and 9,172.68 is: 12,658.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,726.74 : 23,082.39 = 9,172.68 : x
  2. Step 2: Convert to fraction form
    16,726.74/23,082.39 = 9,172.68/x
  3. Step 3: Cross multiply
    16,726.74x = 23,082.39 × 9,172.68
  4. Step 4: Simplify right side
    16,726.74x = 211,727,377.11
  5. Step 5: Solve for x
    x = 211,727,377.11/16,726.74
  6. Step 6: Final answer
    x = 12,658.02

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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.