Home / 16,217.79-22,202.16-16,108.44

Finding the Fourth Proportional to 16,217.79, 22,202.16 and 16,108.44

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Solution

The fourth proportional to 16,217.79, 22,202.16 and 16,108.44 is: 22,052.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,217.79 : 22,202.16 = 16,108.44 : x
  2. Step 2: Convert to fraction form
    16,217.79/22,202.16 = 16,108.44/x
  3. Step 3: Cross multiply
    16,217.79x = 22,202.16 × 16,108.44
  4. Step 4: Simplify right side
    16,217.79x = 357,642,162.23
  5. Step 5: Solve for x
    x = 357,642,162.23/16,217.79
  6. Step 6: Final answer
    x = 22,052.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.