Home / 44,965.20-67,455.90-18,672.60

Finding the Fourth Proportional to 44,965.20, 67,455.90 and 18,672.60

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Solution

The fourth proportional to 44,965.20, 67,455.90 and 18,672.60 is: 28,012.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,965.20 : 67,455.90 = 18,672.60 : x
  2. Step 2: Convert to fraction form
    44,965.20/67,455.90 = 18,672.60/x
  3. Step 3: Cross multiply
    44,965.20x = 67,455.90 × 18,672.60
  4. Step 4: Simplify right side
    44,965.20x = 1,259,577,038.34
  5. Step 5: Solve for x
    x = 1,259,577,038.34/44,965.20
  6. Step 6: Final answer
    x = 28,012.26

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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.