Home / 11,006.26-16,490.18-9,169.18

Finding the Fourth Proportional to 11,006.26, 16,490.18 and 9,169.18

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Solution

The fourth proportional to 11,006.26, 16,490.18 and 9,169.18 is: 13,737.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,006.26 : 16,490.18 = 9,169.18 : x
  2. Step 2: Convert to fraction form
    11,006.26/16,490.18 = 9,169.18/x
  3. Step 3: Cross multiply
    11,006.26x = 16,490.18 × 9,169.18
  4. Step 4: Simplify right side
    11,006.26x = 151,201,428.65
  5. Step 5: Solve for x
    x = 151,201,428.65/11,006.26
  6. Step 6: Final answer
    x = 13,737.77

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1.5x scale

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.