Home / 28,790.98-43,166.01-11,006.65

Finding the Fourth Proportional to 28,790.98, 43,166.01 and 11,006.65

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Solution

The fourth proportional to 28,790.98, 43,166.01 and 11,006.65 is: 16,502.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,790.98 : 43,166.01 = 11,006.65 : x
  2. Step 2: Convert to fraction form
    28,790.98/43,166.01 = 11,006.65/x
  3. Step 3: Cross multiply
    28,790.98x = 43,166.01 × 11,006.65
  4. Step 4: Simplify right side
    28,790.98x = 475,113,077.09
  5. Step 5: Solve for x
    x = 475,113,077.09/28,790.98
  6. Step 6: Final answer
    x = 16,502.15

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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.