Home / 20,197.56-30,255.30-14,948.22

Finding the Fourth Proportional to 20,197.56, 30,255.30 and 14,948.22

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Solution

The fourth proportional to 20,197.56, 30,255.30 and 14,948.22 is: 22,391.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,197.56 : 30,255.30 = 14,948.22 : x
  2. Step 2: Convert to fraction form
    20,197.56/30,255.30 = 14,948.22/x
  3. Step 3: Cross multiply
    20,197.56x = 30,255.30 × 14,948.22
  4. Step 4: Simplify right side
    20,197.56x = 452,262,880.57
  5. Step 5: Solve for x
    x = 452,262,880.57/20,197.56
  6. Step 6: Final answer
    x = 22,391.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.