Home / 30,252.91-41,743.04-18,317.36

Finding the Fourth Proportional to 30,252.91, 41,743.04 and 18,317.36

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Solution

The fourth proportional to 30,252.91, 41,743.04 and 18,317.36 is: 25,274.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,252.91 : 41,743.04 = 18,317.36 : x
  2. Step 2: Convert to fraction form
    30,252.91/41,743.04 = 18,317.36/x
  3. Step 3: Cross multiply
    30,252.91x = 41,743.04 × 18,317.36
  4. Step 4: Simplify right side
    30,252.91x = 764,622,291.17
  5. Step 5: Solve for x
    x = 764,622,291.17/30,252.91
  6. Step 6: Final answer
    x = 25,274.34

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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.