Home / 16,387.68-22,588.56-11,080.56

Finding the Fourth Proportional to 16,387.68, 22,588.56 and 11,080.56

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Solution

The fourth proportional to 16,387.68, 22,588.56 and 11,080.56 is: 15,273.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,387.68 : 22,588.56 = 11,080.56 : x
  2. Step 2: Convert to fraction form
    16,387.68/22,588.56 = 11,080.56/x
  3. Step 3: Cross multiply
    16,387.68x = 22,588.56 × 11,080.56
  4. Step 4: Simplify right side
    16,387.68x = 250,293,894.39
  5. Step 5: Solve for x
    x = 250,293,894.39/16,387.68
  6. Step 6: Final answer
    x = 15,273.30

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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.