Home / 11,200.20-16,824.60-10,787.10

Finding the Fourth Proportional to 11,200.20, 16,824.60 and 10,787.10

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Solution

The fourth proportional to 11,200.20, 16,824.60 and 10,787.10 is: 16,204.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,200.20 : 16,824.60 = 10,787.10 : x
  2. Step 2: Convert to fraction form
    11,200.20/16,824.60 = 10,787.10/x
  3. Step 3: Cross multiply
    11,200.20x = 16,824.60 × 10,787.10
  4. Step 4: Simplify right side
    11,200.20x = 181,488,642.66
  5. Step 5: Solve for x
    x = 181,488,642.66/11,200.20
  6. Step 6: Final answer
    x = 16,204.05

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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.