Home / 43,286.27-64,933.10-15,203.87

Finding the Fourth Proportional to 43,286.27, 64,933.10 and 15,203.87

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Solution

The fourth proportional to 43,286.27, 64,933.10 and 15,203.87 is: 22,807.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,286.27 : 64,933.10 = 15,203.87 : x
  2. Step 2: Convert to fraction form
    43,286.27/64,933.10 = 15,203.87/x
  3. Step 3: Cross multiply
    43,286.27x = 64,933.10 × 15,203.87
  4. Step 4: Simplify right side
    43,286.27x = 987,234,554.42
  5. Step 5: Solve for x
    x = 987,234,554.42/43,286.27
  6. Step 6: Final answer
    x = 22,807.11

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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.