Home / 17,203.05-23,751.63-13,217.04

Finding the Fourth Proportional to 17,203.05, 23,751.63 and 13,217.04

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Solution

The fourth proportional to 17,203.05, 23,751.63 and 13,217.04 is: 18,248.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,203.05 : 23,751.63 = 13,217.04 : x
  2. Step 2: Convert to fraction form
    17,203.05/23,751.63 = 13,217.04/x
  3. Step 3: Cross multiply
    17,203.05x = 23,751.63 × 13,217.04
  4. Step 4: Simplify right side
    17,203.05x = 313,926,243.78
  5. Step 5: Solve for x
    x = 313,926,243.78/17,203.05
  6. Step 6: Final answer
    x = 18,248.29

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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.