Home / 17,133.21-23,641.50-9,578.61

Finding the Fourth Proportional to 17,133.21, 23,641.50 and 9,578.61

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Solution

The fourth proportional to 17,133.21, 23,641.50 and 9,578.61 is: 13,217.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,133.21 : 23,641.50 = 9,578.61 : x
  2. Step 2: Convert to fraction form
    17,133.21/23,641.50 = 9,578.61/x
  3. Step 3: Cross multiply
    17,133.21x = 23,641.50 × 9,578.61
  4. Step 4: Simplify right side
    17,133.21x = 226,452,708.32
  5. Step 5: Solve for x
    x = 226,452,708.32/17,133.21
  6. Step 6: Final answer
    x = 13,217.18

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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.