Home / 17,258.43-23,820.57-12,217.41

Finding the Fourth Proportional to 17,258.43, 23,820.57 and 12,217.41

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Solution

The fourth proportional to 17,258.43, 23,820.57 and 12,217.41 is: 16,862.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,258.43 : 23,820.57 = 12,217.41 : x
  2. Step 2: Convert to fraction form
    17,258.43/23,820.57 = 12,217.41/x
  3. Step 3: Cross multiply
    17,258.43x = 23,820.57 × 12,217.41
  4. Step 4: Simplify right side
    17,258.43x = 291,025,670.12
  5. Step 5: Solve for x
    x = 291,025,670.12/17,258.43
  6. Step 6: Final answer
    x = 16,862.81

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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.