Home / 43,937.96-66,012.08-28,173.87

Finding the Fourth Proportional to 43,937.96, 66,012.08 and 28,173.87

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Solution

The fourth proportional to 43,937.96, 66,012.08 and 28,173.87 is: 42,328.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,937.96 : 66,012.08 = 28,173.87 : x
  2. Step 2: Convert to fraction form
    43,937.96/66,012.08 = 28,173.87/x
  3. Step 3: Cross multiply
    43,937.96x = 66,012.08 × 28,173.87
  4. Step 4: Simplify right side
    43,937.96x = 1,859,815,854.95
  5. Step 5: Solve for x
    x = 1,859,815,854.95/43,937.96
  6. Step 6: Final answer
    x = 42,328.23

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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.