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Finding the Fourth Proportional to 39,873.68, 59,810.53 and 27,355.76

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Solution

The fourth proportional to 39,873.68, 59,810.53 and 27,355.76 is: 41,033.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,873.68 : 59,810.53 = 27,355.76 : x
  2. Step 2: Convert to fraction form
    39,873.68/59,810.53 = 27,355.76/x
  3. Step 3: Cross multiply
    39,873.68x = 59,810.53 × 27,355.76
  4. Step 4: Simplify right side
    39,873.68x = 1,636,162,504.15
  5. Step 5: Solve for x
    x = 1,636,162,504.15/39,873.68
  6. Step 6: Final answer
    x = 41,033.65

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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.