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Finding the Fourth Proportional to 19,267.22, 28,904.73 and 10,951.22

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Solution

The fourth proportional to 19,267.22, 28,904.73 and 10,951.22 is: 16,429.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,267.22 : 28,904.73 = 10,951.22 : x
  2. Step 2: Convert to fraction form
    19,267.22/28,904.73 = 10,951.22/x
  3. Step 3: Cross multiply
    19,267.22x = 28,904.73 × 10,951.22
  4. Step 4: Simplify right side
    19,267.22x = 316,542,057.27
  5. Step 5: Solve for x
    x = 316,542,057.27/19,267.22
  6. Step 6: Final answer
    x = 16,429.05

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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.