Home / 30,932.86-46,399.14-10,156.36

Finding the Fourth Proportional to 30,932.86, 46,399.14 and 10,156.36

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Solution

The fourth proportional to 30,932.86, 46,399.14 and 10,156.36 is: 15,234.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,932.86 : 46,399.14 = 10,156.36 : x
  2. Step 2: Convert to fraction form
    30,932.86/46,399.14 = 10,156.36/x
  3. Step 3: Cross multiply
    30,932.86x = 46,399.14 × 10,156.36
  4. Step 4: Simplify right side
    30,932.86x = 471,246,369.53
  5. Step 5: Solve for x
    x = 471,246,369.53/30,932.86
  6. Step 6: Final answer
    x = 15,234.49

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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.