Home / 53,635.60-80,453.40-16,694.80

Finding the Fourth Proportional to 53,635.60, 80,453.40 and 16,694.80

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Solution

The fourth proportional to 53,635.60, 80,453.40 and 16,694.80 is: 25,042.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,635.60 : 80,453.40 = 16,694.80 : x
  2. Step 2: Convert to fraction form
    53,635.60/80,453.40 = 16,694.80/x
  3. Step 3: Cross multiply
    53,635.60x = 80,453.40 × 16,694.80
  4. Step 4: Simplify right side
    53,635.60x = 1,343,153,422.32
  5. Step 5: Solve for x
    x = 1,343,153,422.32/53,635.60
  6. Step 6: Final answer
    x = 25,042.20

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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.