Home / 16,043.07-22,138.80-8,872.52

Finding the Fourth Proportional to 16,043.07, 22,138.80 and 8,872.52

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Solution

The fourth proportional to 16,043.07, 22,138.80 and 8,872.52 is: 12,243.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,043.07 : 22,138.80 = 8,872.52 : x
  2. Step 2: Convert to fraction form
    16,043.07/22,138.80 = 8,872.52/x
  3. Step 3: Cross multiply
    16,043.07x = 22,138.80 × 8,872.52
  4. Step 4: Simplify right side
    16,043.07x = 196,426,945.78
  5. Step 5: Solve for x
    x = 196,426,945.78/16,043.07
  6. Step 6: Final answer
    x = 12,243.73

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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.