Home / 22,087.92-30,483.48-16,489.20

Finding the Fourth Proportional to 22,087.92, 30,483.48 and 16,489.20

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Solution

The fourth proportional to 22,087.92, 30,483.48 and 16,489.20 is: 22,756.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,087.92 : 30,483.48 = 16,489.20 : x
  2. Step 2: Convert to fraction form
    22,087.92/30,483.48 = 16,489.20/x
  3. Step 3: Cross multiply
    22,087.92x = 30,483.48 × 16,489.20
  4. Step 4: Simplify right side
    22,087.92x = 502,648,198.42
  5. Step 5: Solve for x
    x = 502,648,198.42/22,087.92
  6. Step 6: Final answer
    x = 22,756.70

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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.