Home / 17,863.90-24,637.91-12,205.04

Finding the Fourth Proportional to 17,863.90, 24,637.91 and 12,205.04

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Solution

The fourth proportional to 17,863.90, 24,637.91 and 12,205.04 is: 16,833.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,863.90 : 24,637.91 = 12,205.04 : x
  2. Step 2: Convert to fraction form
    17,863.90/24,637.91 = 12,205.04/x
  3. Step 3: Cross multiply
    17,863.90x = 24,637.91 × 12,205.04
  4. Step 4: Simplify right side
    17,863.90x = 300,706,492.85
  5. Step 5: Solve for x
    x = 300,706,492.85/17,863.90
  6. Step 6: Final answer
    x = 16,833.20

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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.