Home / 16,020.24-22,109.04-8,947.68

Finding the Fourth Proportional to 16,020.24, 22,109.04 and 8,947.68

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Solution

The fourth proportional to 16,020.24, 22,109.04 and 8,947.68 is: 12,348.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,020.24 : 22,109.04 = 8,947.68 : x
  2. Step 2: Convert to fraction form
    16,020.24/22,109.04 = 8,947.68/x
  3. Step 3: Cross multiply
    16,020.24x = 22,109.04 × 8,947.68
  4. Step 4: Simplify right side
    16,020.24x = 197,824,615.03
  5. Step 5: Solve for x
    x = 197,824,615.03/16,020.24
  6. Step 6: Final answer
    x = 12,348.42

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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.