Home / 19,722.39-27,217.04-10,769.96

Finding the Fourth Proportional to 19,722.39, 27,217.04 and 10,769.96

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Solution

The fourth proportional to 19,722.39, 27,217.04 and 10,769.96 is: 14,862.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,722.39 : 27,217.04 = 10,769.96 : x
  2. Step 2: Convert to fraction form
    19,722.39/27,217.04 = 10,769.96/x
  3. Step 3: Cross multiply
    19,722.39x = 27,217.04 × 10,769.96
  4. Step 4: Simplify right side
    19,722.39x = 293,126,432.12
  5. Step 5: Solve for x
    x = 293,126,432.12/19,722.39
  6. Step 6: Final answer
    x = 14,862.62

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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.