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Finding the Fourth Proportional to 32,499.48, 48,748.99 and 9,125.94

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Solution

The fourth proportional to 32,499.48, 48,748.99 and 9,125.94 is: 13,688.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,499.48 : 48,748.99 = 9,125.94 : x
  2. Step 2: Convert to fraction form
    32,499.48/48,748.99 = 9,125.94/x
  3. Step 3: Cross multiply
    32,499.48x = 48,748.99 × 9,125.94
  4. Step 4: Simplify right side
    32,499.48x = 444,880,357.80
  5. Step 5: Solve for x
    x = 444,880,357.80/32,499.48
  6. Step 6: Final answer
    x = 13,688.85

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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.