Home / 19,723.69-27,217.47-10,769.41

Finding the Fourth Proportional to 19,723.69, 27,217.47 and 10,769.41

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Solution

The fourth proportional to 19,723.69, 27,217.47 and 10,769.41 is: 14,861.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,723.69 : 27,217.47 = 10,769.41 : x
  2. Step 2: Convert to fraction form
    19,723.69/27,217.47 = 10,769.41/x
  3. Step 3: Cross multiply
    19,723.69x = 27,217.47 × 10,769.41
  4. Step 4: Simplify right side
    19,723.69x = 293,116,093.59
  5. Step 5: Solve for x
    x = 293,116,093.59/19,723.69
  6. Step 6: Final answer
    x = 14,861.12

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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.