Home / 16,207.50-22,365.79-9,133.50

Finding the Fourth Proportional to 16,207.50, 22,365.79 and 9,133.50

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Solution

The fourth proportional to 16,207.50, 22,365.79 and 9,133.50 is: 12,603.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,207.50 : 22,365.79 = 9,133.50 : x
  2. Step 2: Convert to fraction form
    16,207.50/22,365.79 = 9,133.50/x
  3. Step 3: Cross multiply
    16,207.50x = 22,365.79 × 9,133.50
  4. Step 4: Simplify right side
    16,207.50x = 204,277,942.97
  5. Step 5: Solve for x
    x = 204,277,942.97/16,207.50
  6. Step 6: Final answer
    x = 12,603.91

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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.