Home / 19,724.14-27,218.29-10,769.92

Finding the Fourth Proportional to 19,724.14, 27,218.29 and 10,769.92

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Solution

The fourth proportional to 19,724.14, 27,218.29 and 10,769.92 is: 14,861.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,724.14 : 27,218.29 = 10,769.92 : x
  2. Step 2: Convert to fraction form
    19,724.14/27,218.29 = 10,769.92/x
  3. Step 3: Cross multiply
    19,724.14x = 27,218.29 × 10,769.92
  4. Step 4: Simplify right side
    19,724.14x = 293,138,805.84
  5. Step 5: Solve for x
    x = 293,138,805.84/19,724.14
  6. Step 6: Final answer
    x = 14,861.93

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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.