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Finding the Fourth Proportional to 32,559.81, 48,845.15 and 10,379.99

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Solution

The fourth proportional to 32,559.81, 48,845.15 and 10,379.99 is: 15,571.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,559.81 : 48,845.15 = 10,379.99 : x
  2. Step 2: Convert to fraction form
    32,559.81/48,845.15 = 10,379.99/x
  3. Step 3: Cross multiply
    32,559.81x = 48,845.15 × 10,379.99
  4. Step 4: Simplify right side
    32,559.81x = 507,011,872.42
  5. Step 5: Solve for x
    x = 507,011,872.42/32,559.81
  6. Step 6: Final answer
    x = 15,571.71

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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.