Home / 19,637.25-27,099.41-11,253.75

Finding the Fourth Proportional to 19,637.25, 27,099.41 and 11,253.75

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Solution

The fourth proportional to 19,637.25, 27,099.41 and 11,253.75 is: 15,530.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,637.25 : 27,099.41 = 11,253.75 : x
  2. Step 2: Convert to fraction form
    19,637.25/27,099.41 = 11,253.75/x
  3. Step 3: Cross multiply
    19,637.25x = 27,099.41 × 11,253.75
  4. Step 4: Simplify right side
    19,637.25x = 304,969,929.02
  5. Step 5: Solve for x
    x = 304,969,929.02/19,637.25
  6. Step 6: Final answer
    x = 15,530.18

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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.