Home / 19,251.60-28,874.70-6,105.30

Finding the Fourth Proportional to 19,251.60, 28,874.70 and 6,105.30

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Solution

The fourth proportional to 19,251.60, 28,874.70 and 6,105.30 is: 9,157.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,251.60 : 28,874.70 = 6,105.30 : x
  2. Step 2: Convert to fraction form
    19,251.60/28,874.70 = 6,105.30/x
  3. Step 3: Cross multiply
    19,251.60x = 28,874.70 × 6,105.30
  4. Step 4: Simplify right side
    19,251.60x = 176,288,705.91
  5. Step 5: Solve for x
    x = 176,288,705.91/19,251.60
  6. Step 6: Final answer
    x = 9,157.09

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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.