Home / 14,522.28-20,041.22-8,234.92

Finding the Fourth Proportional to 14,522.28, 20,041.22 and 8,234.92

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Solution

The fourth proportional to 14,522.28, 20,041.22 and 8,234.92 is: 11,364.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,522.28 : 20,041.22 = 8,234.92 : x
  2. Step 2: Convert to fraction form
    14,522.28/20,041.22 = 8,234.92/x
  3. Step 3: Cross multiply
    14,522.28x = 20,041.22 × 8,234.92
  4. Step 4: Simplify right side
    14,522.28x = 165,037,843.40
  5. Step 5: Solve for x
    x = 165,037,843.40/14,522.28
  6. Step 6: Final answer
    x = 11,364.46

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Half scale
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Double scale
Find fourth proportional to 14,523.28, 20,042.60 and 8,235.92
Similar ratio
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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.