Home / 17,769.38-24,519.05-11,809.81

Finding the Fourth Proportional to 17,769.38, 24,519.05 and 11,809.81

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Solution

The fourth proportional to 17,769.38, 24,519.05 and 11,809.81 is: 16,295.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,769.38 : 24,519.05 = 11,809.81 : x
  2. Step 2: Convert to fraction form
    17,769.38/24,519.05 = 11,809.81/x
  3. Step 3: Cross multiply
    17,769.38x = 24,519.05 × 11,809.81
  4. Step 4: Simplify right side
    17,769.38x = 289,565,140.24
  5. Step 5: Solve for x
    x = 289,565,140.24/17,769.38
  6. Step 6: Final answer
    x = 16,295.74

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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.