Home / 14,725.26-20,325.20-8,984.79

Finding the Fourth Proportional to 14,725.26, 20,325.20 and 8,984.79

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Solution

The fourth proportional to 14,725.26, 20,325.20 and 8,984.79 is: 12,401.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,725.26 : 20,325.20 = 8,984.79 : x
  2. Step 2: Convert to fraction form
    14,725.26/20,325.20 = 8,984.79/x
  3. Step 3: Cross multiply
    14,725.26x = 20,325.20 × 8,984.79
  4. Step 4: Simplify right side
    14,725.26x = 182,617,608.78
  5. Step 5: Solve for x
    x = 182,617,608.78/14,725.26
  6. Step 6: Final answer
    x = 12,401.66

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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.