Home / 14,523.46-20,042.39-8,235.84

Finding the Fourth Proportional to 14,523.46, 20,042.39 and 8,235.84

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Solution

The fourth proportional to 14,523.46, 20,042.39 and 8,235.84 is: 11,365.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,523.46 : 20,042.39 = 8,235.84 : x
  2. Step 2: Convert to fraction form
    14,523.46/20,042.39 = 8,235.84/x
  3. Step 3: Cross multiply
    14,523.46x = 20,042.39 × 8,235.84
  4. Step 4: Simplify right side
    14,523.46x = 165,065,917.26
  5. Step 5: Solve for x
    x = 165,065,917.26/14,523.46
  6. Step 6: Final answer
    x = 11,365.47

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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.