Home / 15,580.26-21,469.86-11,096.10

Finding the Fourth Proportional to 15,580.26, 21,469.86 and 11,096.10

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Solution

The fourth proportional to 15,580.26, 21,469.86 and 11,096.10 is: 15,290.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,580.26 : 21,469.86 = 11,096.10 : x
  2. Step 2: Convert to fraction form
    15,580.26/21,469.86 = 11,096.10/x
  3. Step 3: Cross multiply
    15,580.26x = 21,469.86 × 11,096.10
  4. Step 4: Simplify right side
    15,580.26x = 238,231,713.55
  5. Step 5: Solve for x
    x = 238,231,713.55/15,580.26
  6. Step 6: Final answer
    x = 15,290.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.