Home / 17,936.28-26,882.46-10,128.60

Finding the Fourth Proportional to 17,936.28, 26,882.46 and 10,128.60

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Solution

The fourth proportional to 17,936.28, 26,882.46 and 10,128.60 is: 15,180.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,936.28 : 26,882.46 = 10,128.60 : x
  2. Step 2: Convert to fraction form
    17,936.28/26,882.46 = 10,128.60/x
  3. Step 3: Cross multiply
    17,936.28x = 26,882.46 × 10,128.60
  4. Step 4: Simplify right side
    17,936.28x = 272,281,684.36
  5. Step 5: Solve for x
    x = 272,281,684.36/17,936.28
  6. Step 6: Final answer
    x = 15,180.50

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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.