Home / 17,277.72-23,880.08-15,230.04

Finding the Fourth Proportional to 17,277.72, 23,880.08 and 15,230.04

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Solution

The fourth proportional to 17,277.72, 23,880.08 and 15,230.04 is: 21,049.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,277.72 : 23,880.08 = 15,230.04 : x
  2. Step 2: Convert to fraction form
    17,277.72/23,880.08 = 15,230.04/x
  3. Step 3: Cross multiply
    17,277.72x = 23,880.08 × 15,230.04
  4. Step 4: Simplify right side
    17,277.72x = 363,694,573.60
  5. Step 5: Solve for x
    x = 363,694,573.60/17,277.72
  6. Step 6: Final answer
    x = 21,049.92

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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.