Home / 30,002.23-41,414.88-19,791.64

Finding the Fourth Proportional to 30,002.23, 41,414.88 and 19,791.64

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Solution

The fourth proportional to 30,002.23, 41,414.88 and 19,791.64 is: 27,320.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,002.23 : 41,414.88 = 19,791.64 : x
  2. Step 2: Convert to fraction form
    30,002.23/41,414.88 = 19,791.64/x
  3. Step 3: Cross multiply
    30,002.23x = 41,414.88 × 19,791.64
  4. Step 4: Simplify right side
    30,002.23x = 819,668,395.60
  5. Step 5: Solve for x
    x = 819,668,395.60/30,002.23
  6. Step 6: Final answer
    x = 27,320.25

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1.5x scale

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.