Home / 16,281.80-22,469.34-9,208.08

Finding the Fourth Proportional to 16,281.80, 22,469.34 and 9,208.08

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Solution

The fourth proportional to 16,281.80, 22,469.34 and 9,208.08 is: 12,707.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,281.80 : 22,469.34 = 9,208.08 : x
  2. Step 2: Convert to fraction form
    16,281.80/22,469.34 = 9,208.08/x
  3. Step 3: Cross multiply
    16,281.80x = 22,469.34 × 9,208.08
  4. Step 4: Simplify right side
    16,281.80x = 206,899,480.27
  5. Step 5: Solve for x
    x = 206,899,480.27/16,281.80
  6. Step 6: Final answer
    x = 12,707.41

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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.