Home / 19,824.36-27,358.41-10,872.18

Finding the Fourth Proportional to 19,824.36, 27,358.41 and 10,872.18

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Solution

The fourth proportional to 19,824.36, 27,358.41 and 10,872.18 is: 15,004.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,824.36 : 27,358.41 = 10,872.18 : x
  2. Step 2: Convert to fraction form
    19,824.36/27,358.41 = 10,872.18/x
  3. Step 3: Cross multiply
    19,824.36x = 27,358.41 × 10,872.18
  4. Step 4: Simplify right side
    19,824.36x = 297,445,558.03
  5. Step 5: Solve for x
    x = 297,445,558.03/19,824.36
  6. Step 6: Final answer
    x = 15,004.04

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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.