Home / 12,364.12-18,549.22-3,599.11

Finding the Fourth Proportional to 12,364.12, 18,549.22 and 3,599.11

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Solution

The fourth proportional to 12,364.12, 18,549.22 and 3,599.11 is: 5,399.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,364.12 : 18,549.22 = 3,599.11 : x
  2. Step 2: Convert to fraction form
    12,364.12/18,549.22 = 3,599.11/x
  3. Step 3: Cross multiply
    12,364.12x = 18,549.22 × 3,599.11
  4. Step 4: Simplify right side
    12,364.12x = 66,760,683.19
  5. Step 5: Solve for x
    x = 66,760,683.19/12,364.12
  6. Step 6: Final answer
    x = 5,399.55

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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.