Home / 12,027.42-18,041.26-4,236.30

Finding the Fourth Proportional to 12,027.42, 18,041.26 and 4,236.30

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Solution

The fourth proportional to 12,027.42, 18,041.26 and 4,236.30 is: 6,354.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,027.42 : 18,041.26 = 4,236.30 : x
  2. Step 2: Convert to fraction form
    12,027.42/18,041.26 = 4,236.30/x
  3. Step 3: Cross multiply
    12,027.42x = 18,041.26 × 4,236.30
  4. Step 4: Simplify right side
    12,027.42x = 76,428,189.74
  5. Step 5: Solve for x
    x = 76,428,189.74/12,027.42
  6. Step 6: Final answer
    x = 6,354.50

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Half scale
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Double scale
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Similar ratio
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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.