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Finding the Fourth Proportional to 52,967.97, 79,451.96 and 13,523.67

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Solution

The fourth proportional to 52,967.97, 79,451.96 and 13,523.67 is: 20,285.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,967.97 : 79,451.96 = 13,523.67 : x
  2. Step 2: Convert to fraction form
    52,967.97/79,451.96 = 13,523.67/x
  3. Step 3: Cross multiply
    52,967.97x = 79,451.96 × 13,523.67
  4. Step 4: Simplify right side
    52,967.97x = 1,074,482,087.89
  5. Step 5: Solve for x
    x = 1,074,482,087.89/52,967.97
  6. Step 6: Final answer
    x = 20,285.51

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.