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Finding the Fourth Proportional to 32,806.84, 49,218.87 and 10,316.61

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Solution

The fourth proportional to 32,806.84, 49,218.87 and 10,316.61 is: 15,477.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,806.84 : 49,218.87 = 10,316.61 : x
  2. Step 2: Convert to fraction form
    32,806.84/49,218.87 = 10,316.61/x
  3. Step 3: Cross multiply
    32,806.84x = 49,218.87 × 10,316.61
  4. Step 4: Simplify right side
    32,806.84x = 507,771,834.85
  5. Step 5: Solve for x
    x = 507,771,834.85/32,806.84
  6. Step 6: Final answer
    x = 15,477.62

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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.