Home / 18,334.87-25,302.13-9,951.37

Finding the Fourth Proportional to 18,334.87, 25,302.13 and 9,951.37

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Solution

The fourth proportional to 18,334.87, 25,302.13 and 9,951.37 is: 13,732.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,334.87 : 25,302.13 = 9,951.37 : x
  2. Step 2: Convert to fraction form
    18,334.87/25,302.13 = 9,951.37/x
  3. Step 3: Cross multiply
    18,334.87x = 25,302.13 × 9,951.37
  4. Step 4: Simplify right side
    18,334.87x = 251,790,681.15
  5. Step 5: Solve for x
    x = 251,790,681.15/18,334.87
  6. Step 6: Final answer
    x = 13,732.89

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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.