Home / 22,312.86-33,416.52-19,375.20

Finding the Fourth Proportional to 22,312.86, 33,416.52 and 19,375.20

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Solution

The fourth proportional to 22,312.86, 33,416.52 and 19,375.20 is: 29,016.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,312.86 : 33,416.52 = 19,375.20 : x
  2. Step 2: Convert to fraction form
    22,312.86/33,416.52 = 19,375.20/x
  3. Step 3: Cross multiply
    22,312.86x = 33,416.52 × 19,375.20
  4. Step 4: Simplify right side
    22,312.86x = 647,451,758.30
  5. Step 5: Solve for x
    x = 647,451,758.30/22,312.86
  6. Step 6: Final answer
    x = 29,016.98

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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.