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Finding the Fourth Proportional to 39,803.92, 59,715.14 and 14,844.04

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Solution

The fourth proportional to 39,803.92, 59,715.14 and 14,844.04 is: 22,269.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,803.92 : 59,715.14 = 14,844.04 : x
  2. Step 2: Convert to fraction form
    39,803.92/59,715.14 = 14,844.04/x
  3. Step 3: Cross multiply
    39,803.92x = 59,715.14 × 14,844.04
  4. Step 4: Simplify right side
    39,803.92x = 886,413,926.77
  5. Step 5: Solve for x
    x = 886,413,926.77/39,803.92
  6. Step 6: Final answer
    x = 22,269.51

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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.