Home / 14,599.20-20,146.95-8,225.87

Finding the Fourth Proportional to 14,599.20, 20,146.95 and 8,225.87

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Solution

The fourth proportional to 14,599.20, 20,146.95 and 8,225.87 is: 11,351.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,599.20 : 20,146.95 = 8,225.87 : x
  2. Step 2: Convert to fraction form
    14,599.20/20,146.95 = 8,225.87/x
  3. Step 3: Cross multiply
    14,599.20x = 20,146.95 × 8,225.87
  4. Step 4: Simplify right side
    14,599.20x = 165,726,191.60
  5. Step 5: Solve for x
    x = 165,726,191.60/14,599.20
  6. Step 6: Final answer
    x = 11,351.73

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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.