Home / 16,731.14-23,087.76-9,177.44

Finding the Fourth Proportional to 16,731.14, 23,087.76 and 9,177.44

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Solution

The fourth proportional to 16,731.14, 23,087.76 and 9,177.44 is: 12,664.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,731.14 : 23,087.76 = 9,177.44 : x
  2. Step 2: Convert to fraction form
    16,731.14/23,087.76 = 9,177.44/x
  3. Step 3: Cross multiply
    16,731.14x = 23,087.76 × 9,177.44
  4. Step 4: Simplify right side
    16,731.14x = 211,886,532.13
  5. Step 5: Solve for x
    x = 211,886,532.13/16,731.14
  6. Step 6: Final answer
    x = 12,664.20

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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.