Home / 11,009.26-16,513.87-9,057.36

Finding the Fourth Proportional to 11,009.26, 16,513.87 and 9,057.36

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Solution

The fourth proportional to 11,009.26, 16,513.87 and 9,057.36 is: 13,586.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,009.26 : 16,513.87 = 9,057.36 : x
  2. Step 2: Convert to fraction form
    11,009.26/16,513.87 = 9,057.36/x
  3. Step 3: Cross multiply
    11,009.26x = 16,513.87 × 9,057.36
  4. Step 4: Simplify right side
    11,009.26x = 149,572,065.58
  5. Step 5: Solve for x
    x = 149,572,065.58/11,009.26
  6. Step 6: Final answer
    x = 13,586.02

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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.