Home / 11,287.94-16,914.89-10,057.55

Finding the Fourth Proportional to 11,287.94, 16,914.89 and 10,057.55

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Solution

The fourth proportional to 11,287.94, 16,914.89 and 10,057.55 is: 15,071.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,287.94 : 16,914.89 = 10,057.55 : x
  2. Step 2: Convert to fraction form
    11,287.94/16,914.89 = 10,057.55/x
  3. Step 3: Cross multiply
    11,287.94x = 16,914.89 × 10,057.55
  4. Step 4: Simplify right side
    11,287.94x = 170,122,292.49
  5. Step 5: Solve for x
    x = 170,122,292.49/11,287.94
  6. Step 6: Final answer
    x = 15,071.16

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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.