Home / 14,524.40-20,042.52-8,235.56

Finding the Fourth Proportional to 14,524.40, 20,042.52 and 8,235.56

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Solution

The fourth proportional to 14,524.40, 20,042.52 and 8,235.56 is: 11,364.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,524.40 : 20,042.52 = 8,235.56 : x
  2. Step 2: Convert to fraction form
    14,524.40/20,042.52 = 8,235.56/x
  3. Step 3: Cross multiply
    14,524.40x = 20,042.52 × 8,235.56
  4. Step 4: Simplify right side
    14,524.40x = 165,061,376.01
  5. Step 5: Solve for x
    x = 165,061,376.01/14,524.40
  6. Step 6: Final answer
    x = 11,364.42

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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.