Home / 10,836.10-16,290.60-9,232.30

Finding the Fourth Proportional to 10,836.10, 16,290.60 and 9,232.30

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Solution

The fourth proportional to 10,836.10, 16,290.60 and 9,232.30 is: 13,879.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,836.10 : 16,290.60 = 9,232.30 : x
  2. Step 2: Convert to fraction form
    10,836.10/16,290.60 = 9,232.30/x
  3. Step 3: Cross multiply
    10,836.10x = 16,290.60 × 9,232.30
  4. Step 4: Simplify right side
    10,836.10x = 150,399,706.38
  5. Step 5: Solve for x
    x = 150,399,706.38/10,836.10
  6. Step 6: Final answer
    x = 13,879.51

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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.