Home / 53,741.20-80,611.40-16,301.20

Finding the Fourth Proportional to 53,741.20, 80,611.40 and 16,301.20

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Solution

The fourth proportional to 53,741.20, 80,611.40 and 16,301.20 is: 24,451.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,741.20 : 80,611.40 = 16,301.20 : x
  2. Step 2: Convert to fraction form
    53,741.20/80,611.40 = 16,301.20/x
  3. Step 3: Cross multiply
    53,741.20x = 80,611.40 × 16,301.20
  4. Step 4: Simplify right side
    53,741.20x = 1,314,062,553.68
  5. Step 5: Solve for x
    x = 1,314,062,553.68/53,741.20
  6. Step 6: Final answer
    x = 24,451.68

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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.