Home / 18,252.20-25,202.94-11,548.64

Finding the Fourth Proportional to 18,252.20, 25,202.94 and 11,548.64

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Solution

The fourth proportional to 18,252.20, 25,202.94 and 11,548.64 is: 15,946.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,252.20 : 25,202.94 = 11,548.64 : x
  2. Step 2: Convert to fraction form
    18,252.20/25,202.94 = 11,548.64/x
  3. Step 3: Cross multiply
    18,252.20x = 25,202.94 × 11,548.64
  4. Step 4: Simplify right side
    18,252.20x = 291,059,681.00
  5. Step 5: Solve for x
    x = 291,059,681.00/18,252.20
  6. Step 6: Final answer
    x = 15,946.55

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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.