Home / 53,635.45-80,397.05-18,084.48

Finding the Fourth Proportional to 53,635.45, 80,397.05 and 18,084.48

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Solution

The fourth proportional to 53,635.45, 80,397.05 and 18,084.48 is: 27,107.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,635.45 : 80,397.05 = 18,084.48 : x
  2. Step 2: Convert to fraction form
    53,635.45/80,397.05 = 18,084.48/x
  3. Step 3: Cross multiply
    53,635.45x = 80,397.05 × 18,084.48
  4. Step 4: Simplify right side
    53,635.45x = 1,453,938,752.36
  5. Step 5: Solve for x
    x = 1,453,938,752.36/53,635.45
  6. Step 6: Final answer
    x = 27,107.80

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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.