Home / 12,346.90-18,523.05-4,027.30

Finding the Fourth Proportional to 12,346.90, 18,523.05 and 4,027.30

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Solution

The fourth proportional to 12,346.90, 18,523.05 and 4,027.30 is: 6,041.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,346.90 : 18,523.05 = 4,027.30 : x
  2. Step 2: Convert to fraction form
    12,346.90/18,523.05 = 4,027.30/x
  3. Step 3: Cross multiply
    12,346.90x = 18,523.05 × 4,027.30
  4. Step 4: Simplify right side
    12,346.90x = 74,597,879.27
  5. Step 5: Solve for x
    x = 74,597,879.27/12,346.90
  6. Step 6: Final answer
    x = 6,041.83

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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.