Home / 19,836.50-27,374.56-10,884.17

Finding the Fourth Proportional to 19,836.50, 27,374.56 and 10,884.17

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Solution

The fourth proportional to 19,836.50, 27,374.56 and 10,884.17 is: 15,020.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,836.50 : 27,374.56 = 10,884.17 : x
  2. Step 2: Convert to fraction form
    19,836.50/27,374.56 = 10,884.17/x
  3. Step 3: Cross multiply
    19,836.50x = 27,374.56 × 10,884.17
  4. Step 4: Simplify right side
    19,836.50x = 297,949,405.94
  5. Step 5: Solve for x
    x = 297,949,405.94/19,836.50
  6. Step 6: Final answer
    x = 15,020.26

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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.