Home / 19,947.67-27,527.42-10,994.99

Finding the Fourth Proportional to 19,947.67, 27,527.42 and 10,994.99

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Solution

The fourth proportional to 19,947.67, 27,527.42 and 10,994.99 is: 15,172.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,947.67 : 27,527.42 = 10,994.99 : x
  2. Step 2: Convert to fraction form
    19,947.67/27,527.42 = 10,994.99/x
  3. Step 3: Cross multiply
    19,947.67x = 27,527.42 × 10,994.99
  4. Step 4: Simplify right side
    19,947.67x = 302,663,597.48
  5. Step 5: Solve for x
    x = 302,663,597.48/19,947.67
  6. Step 6: Final answer
    x = 15,172.88

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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.