Home / 44,985.20-67,478.96-11,704.48

Finding the Fourth Proportional to 44,985.20, 67,478.96 and 11,704.48

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Solution

The fourth proportional to 44,985.20, 67,478.96 and 11,704.48 is: 17,557.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,985.20 : 67,478.96 = 11,704.48 : x
  2. Step 2: Convert to fraction form
    44,985.20/67,478.96 = 11,704.48/x
  3. Step 3: Cross multiply
    44,985.20x = 67,478.96 × 11,704.48
  4. Step 4: Simplify right side
    44,985.20x = 789,806,137.74
  5. Step 5: Solve for x
    x = 789,806,137.74/44,985.20
  6. Step 6: Final answer
    x = 17,557.02

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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.