Home / 16,235.64-22,392.12-11,198.70

Finding the Fourth Proportional to 16,235.64, 22,392.12 and 11,198.70

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Solution

The fourth proportional to 16,235.64, 22,392.12 and 11,198.70 is: 15,445.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,235.64 : 22,392.12 = 11,198.70 : x
  2. Step 2: Convert to fraction form
    16,235.64/22,392.12 = 11,198.70/x
  3. Step 3: Cross multiply
    16,235.64x = 22,392.12 × 11,198.70
  4. Step 4: Simplify right side
    16,235.64x = 250,762,634.24
  5. Step 5: Solve for x
    x = 250,762,634.24/16,235.64
  6. Step 6: Final answer
    x = 15,445.20

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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.