Home / 18,308.04-27,452.30-12,466.32

Finding the Fourth Proportional to 18,308.04, 27,452.30 and 12,466.32

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Solution

The fourth proportional to 18,308.04, 27,452.30 and 12,466.32 is: 18,692.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,308.04 : 27,452.30 = 12,466.32 : x
  2. Step 2: Convert to fraction form
    18,308.04/27,452.30 = 12,466.32/x
  3. Step 3: Cross multiply
    18,308.04x = 27,452.30 × 12,466.32
  4. Step 4: Simplify right side
    18,308.04x = 342,229,156.54
  5. Step 5: Solve for x
    x = 342,229,156.54/18,308.04
  6. Step 6: Final answer
    x = 18,692.83

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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.