Home / 16,213.70-24,320.56-5,121.52

Finding the Fourth Proportional to 16,213.70, 24,320.56 and 5,121.52

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Solution

The fourth proportional to 16,213.70, 24,320.56 and 5,121.52 is: 7,682.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,213.70 : 24,320.56 = 5,121.52 : x
  2. Step 2: Convert to fraction form
    16,213.70/24,320.56 = 5,121.52/x
  3. Step 3: Cross multiply
    16,213.70x = 24,320.56 × 5,121.52
  4. Step 4: Simplify right side
    16,213.70x = 124,558,234.45
  5. Step 5: Solve for x
    x = 124,558,234.45/16,213.70
  6. Step 6: Final answer
    x = 7,682.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.