Home / 39,399.87-54,367.95-27,488.82

Finding the Fourth Proportional to 39,399.87, 54,367.95 and 27,488.82

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Solution

The fourth proportional to 39,399.87, 54,367.95 and 27,488.82 is: 37,931.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,399.87 : 54,367.95 = 27,488.82 : x
  2. Step 2: Convert to fraction form
    39,399.87/54,367.95 = 27,488.82/x
  3. Step 3: Cross multiply
    39,399.87x = 54,367.95 × 27,488.82
  4. Step 4: Simplify right side
    39,399.87x = 1,494,510,791.32
  5. Step 5: Solve for x
    x = 1,494,510,791.32/39,399.87
  6. Step 6: Final answer
    x = 37,931.87

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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.