Home / 10,836.76-16,232.46-6,921.24

Finding the Fourth Proportional to 10,836.76, 16,232.46 and 6,921.24

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Solution

The fourth proportional to 10,836.76, 16,232.46 and 6,921.24 is: 10,367.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,836.76 : 16,232.46 = 6,921.24 : x
  2. Step 2: Convert to fraction form
    10,836.76/16,232.46 = 6,921.24/x
  3. Step 3: Cross multiply
    10,836.76x = 16,232.46 × 6,921.24
  4. Step 4: Simplify right side
    10,836.76x = 112,348,751.45
  5. Step 5: Solve for x
    x = 112,348,751.45/10,836.76
  6. Step 6: Final answer
    x = 10,367.37

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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.