Home / 28,808.15-43,202.48-14,007.65

Finding the Fourth Proportional to 28,808.15, 43,202.48 and 14,007.65

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Solution

The fourth proportional to 28,808.15, 43,202.48 and 14,007.65 is: 21,006.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,808.15 : 43,202.48 = 14,007.65 : x
  2. Step 2: Convert to fraction form
    28,808.15/43,202.48 = 14,007.65/x
  3. Step 3: Cross multiply
    28,808.15x = 43,202.48 × 14,007.65
  4. Step 4: Simplify right side
    28,808.15x = 605,164,932.92
  5. Step 5: Solve for x
    x = 605,164,932.92/28,808.15
  6. Step 6: Final answer
    x = 21,006.73

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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.