Home / 43,930.40-65,930.45-22,876.43

Finding the Fourth Proportional to 43,930.40, 65,930.45 and 22,876.43

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Solution

The fourth proportional to 43,930.40, 65,930.45 and 22,876.43 is: 34,332.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,930.40 : 65,930.45 = 22,876.43 : x
  2. Step 2: Convert to fraction form
    43,930.40/65,930.45 = 22,876.43/x
  3. Step 3: Cross multiply
    43,930.40x = 65,930.45 × 22,876.43
  4. Step 4: Simplify right side
    43,930.40x = 1,508,252,880.26
  5. Step 5: Solve for x
    x = 1,508,252,880.26/43,930.40
  6. Step 6: Final answer
    x = 34,332.79

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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.