Home / 45,838.20-68,747.70-22,481.40

Finding the Fourth Proportional to 45,838.20, 68,747.70 and 22,481.40

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Solution

The fourth proportional to 45,838.20, 68,747.70 and 22,481.40 is: 33,717.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,838.20 : 68,747.70 = 22,481.40 : x
  2. Step 2: Convert to fraction form
    45,838.20/68,747.70 = 22,481.40/x
  3. Step 3: Cross multiply
    45,838.20x = 68,747.70 × 22,481.40
  4. Step 4: Simplify right side
    45,838.20x = 1,545,544,542.78
  5. Step 5: Solve for x
    x = 1,545,544,542.78/45,838.20
  6. Step 6: Final answer
    x = 33,717.39

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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.