Home / 12,304.58-18,460.02-3,540.14

Finding the Fourth Proportional to 12,304.58, 18,460.02 and 3,540.14

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Solution

The fourth proportional to 12,304.58, 18,460.02 and 3,540.14 is: 5,311.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,304.58 : 18,460.02 = 3,540.14 : x
  2. Step 2: Convert to fraction form
    12,304.58/18,460.02 = 3,540.14/x
  3. Step 3: Cross multiply
    12,304.58x = 18,460.02 × 3,540.14
  4. Step 4: Simplify right side
    12,304.58x = 65,351,055.20
  5. Step 5: Solve for x
    x = 65,351,055.20/12,304.58
  6. Step 6: Final answer
    x = 5,311.12

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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.