Home / 16,717.62-23,071.23-9,163.74

Finding the Fourth Proportional to 16,717.62, 23,071.23 and 9,163.74

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Solution

The fourth proportional to 16,717.62, 23,071.23 and 9,163.74 is: 12,646.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,717.62 : 23,071.23 = 9,163.74 : x
  2. Step 2: Convert to fraction form
    16,717.62/23,071.23 = 9,163.74/x
  3. Step 3: Cross multiply
    16,717.62x = 23,071.23 × 9,163.74
  4. Step 4: Simplify right side
    16,717.62x = 211,418,753.20
  5. Step 5: Solve for x
    x = 211,418,753.20/16,717.62
  6. Step 6: Final answer
    x = 12,646.46

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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.