Home / 17,350.12-23,983.52-15,480.23

Finding the Fourth Proportional to 17,350.12, 23,983.52 and 15,480.23

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Solution

The fourth proportional to 17,350.12, 23,983.52 and 15,480.23 is: 21,398.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,350.12 : 23,983.52 = 15,480.23 : x
  2. Step 2: Convert to fraction form
    17,350.12/23,983.52 = 15,480.23/x
  3. Step 3: Cross multiply
    17,350.12x = 23,983.52 × 15,480.23
  4. Step 4: Simplify right side
    17,350.12x = 371,270,410.85
  5. Step 5: Solve for x
    x = 371,270,410.85/17,350.12
  6. Step 6: Final answer
    x = 21,398.72

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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.