Home / 22,614.64-31,179.52-16,161.99

Finding the Fourth Proportional to 22,614.64, 31,179.52 and 16,161.99

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Solution

The fourth proportional to 22,614.64, 31,179.52 and 16,161.99 is: 22,283.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,614.64 : 31,179.52 = 16,161.99 : x
  2. Step 2: Convert to fraction form
    22,614.64/31,179.52 = 16,161.99/x
  3. Step 3: Cross multiply
    22,614.64x = 31,179.52 × 16,161.99
  4. Step 4: Simplify right side
    22,614.64x = 503,923,090.44
  5. Step 5: Solve for x
    x = 503,923,090.44/22,614.64
  6. Step 6: Final answer
    x = 22,283.05

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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.