Home / 19,636.74-27,099.65-11,253.26

Finding the Fourth Proportional to 19,636.74, 27,099.65 and 11,253.26

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Solution

The fourth proportional to 19,636.74, 27,099.65 and 11,253.26 is: 15,530.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,636.74 : 27,099.65 = 11,253.26 : x
  2. Step 2: Convert to fraction form
    19,636.74/27,099.65 = 11,253.26/x
  3. Step 3: Cross multiply
    19,636.74x = 27,099.65 × 11,253.26
  4. Step 4: Simplify right side
    19,636.74x = 304,959,407.36
  5. Step 5: Solve for x
    x = 304,959,407.36/19,636.74
  6. Step 6: Final answer
    x = 15,530.04

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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.