Home / 12,365.49-18,548.23-3,601.08

Finding the Fourth Proportional to 12,365.49, 18,548.23 and 3,601.08

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Solution

The fourth proportional to 12,365.49, 18,548.23 and 3,601.08 is: 5,401.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,365.49 : 18,548.23 = 3,601.08 : x
  2. Step 2: Convert to fraction form
    12,365.49/18,548.23 = 3,601.08/x
  3. Step 3: Cross multiply
    12,365.49x = 18,548.23 × 3,601.08
  4. Step 4: Simplify right side
    12,365.49x = 66,793,660.09
  5. Step 5: Solve for x
    x = 66,793,660.09/12,365.49
  6. Step 6: Final answer
    x = 5,401.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.