Home / 39,701-54,797.28-22,943.72

Finding the Fourth Proportional to 39,701, 54,797.28 and 22,943.72

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Solution

The fourth proportional to 39,701, 54,797.28 and 22,943.72 is: 31,668.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,701 : 54,797.28 = 22,943.72 : x
  2. Step 2: Convert to fraction form
    39,701/54,797.28 = 22,943.72/x
  3. Step 3: Cross multiply
    39,701x = 54,797.28 × 22,943.72
  4. Step 4: Simplify right side
    39,701x = 1,257,253,449.08
  5. Step 5: Solve for x
    x = 1,257,253,449.08/39,701
  6. Step 6: Final answer
    x = 31,668.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.