Home / 34,195.20-51,292.80-28,363.20

Finding the Fourth Proportional to 34,195.20, 51,292.80 and 28,363.20

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Solution

The fourth proportional to 34,195.20, 51,292.80 and 28,363.20 is: 42,544.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,195.20 : 51,292.80 = 28,363.20 : x
  2. Step 2: Convert to fraction form
    34,195.20/51,292.80 = 28,363.20/x
  3. Step 3: Cross multiply
    34,195.20x = 51,292.80 × 28,363.20
  4. Step 4: Simplify right side
    34,195.20x = 1,454,827,944.96
  5. Step 5: Solve for x
    x = 1,454,827,944.96/34,195.20
  6. Step 6: Final answer
    x = 42,544.80

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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.