Home / 45,784.20-68,714.70-22,430.60

Finding the Fourth Proportional to 45,784.20, 68,714.70 and 22,430.60

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Solution

The fourth proportional to 45,784.20, 68,714.70 and 22,430.60 is: 33,664.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,784.20 : 68,714.70 = 22,430.60 : x
  2. Step 2: Convert to fraction form
    45,784.20/68,714.70 = 22,430.60/x
  3. Step 3: Cross multiply
    45,784.20x = 68,714.70 × 22,430.60
  4. Step 4: Simplify right side
    45,784.20x = 1,541,311,949.82
  5. Step 5: Solve for x
    x = 1,541,311,949.82/45,784.20
  6. Step 6: Final answer
    x = 33,664.71

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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.