Home / 19,901.66-27,463.61-10,949.08

Finding the Fourth Proportional to 19,901.66, 27,463.61 and 10,949.08

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Solution

The fourth proportional to 19,901.66, 27,463.61 and 10,949.08 is: 15,109.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,901.66 : 27,463.61 = 10,949.08 : x
  2. Step 2: Convert to fraction form
    19,901.66/27,463.61 = 10,949.08/x
  3. Step 3: Cross multiply
    19,901.66x = 27,463.61 × 10,949.08
  4. Step 4: Simplify right side
    19,901.66x = 300,701,262.98
  5. Step 5: Solve for x
    x = 300,701,262.98/19,901.66
  6. Step 6: Final answer
    x = 15,109.36

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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.