Home / 14,522.76-20,042.37-8,236.35

Finding the Fourth Proportional to 14,522.76, 20,042.37 and 8,236.35

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Solution

The fourth proportional to 14,522.76, 20,042.37 and 8,236.35 is: 11,366.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,522.76 : 20,042.37 = 8,236.35 : x
  2. Step 2: Convert to fraction form
    14,522.76/20,042.37 = 8,236.35/x
  3. Step 3: Cross multiply
    14,522.76x = 20,042.37 × 8,236.35
  4. Step 4: Simplify right side
    14,522.76x = 165,075,974.15
  5. Step 5: Solve for x
    x = 165,075,974.15/14,522.76
  6. Step 6: Final answer
    x = 11,366.71

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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.