Home / 32,286.98-48,421.83-8,914.70

Finding the Fourth Proportional to 32,286.98, 48,421.83 and 8,914.70

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Solution

The fourth proportional to 32,286.98, 48,421.83 and 8,914.70 is: 13,369.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,286.98 : 48,421.83 = 8,914.70 : x
  2. Step 2: Convert to fraction form
    32,286.98/48,421.83 = 8,914.70/x
  3. Step 3: Cross multiply
    32,286.98x = 48,421.83 × 8,914.70
  4. Step 4: Simplify right side
    32,286.98x = 431,666,087.90
  5. Step 5: Solve for x
    x = 431,666,087.90/32,286.98
  6. Step 6: Final answer
    x = 13,369.66

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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.