Home / 19,964.50-27,551.14-11,012.24

Finding the Fourth Proportional to 19,964.50, 27,551.14 and 11,012.24

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Solution

The fourth proportional to 19,964.50, 27,551.14 and 11,012.24 is: 15,196.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,964.50 : 27,551.14 = 11,012.24 : x
  2. Step 2: Convert to fraction form
    19,964.50/27,551.14 = 11,012.24/x
  3. Step 3: Cross multiply
    19,964.50x = 27,551.14 × 11,012.24
  4. Step 4: Simplify right side
    19,964.50x = 303,399,807.30
  5. Step 5: Solve for x
    x = 303,399,807.30/19,964.50
  6. Step 6: Final answer
    x = 15,196.97

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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.