Home / 25,558.20-38,334.60-8,027.10

Finding the Fourth Proportional to 25,558.20, 38,334.60 and 8,027.10

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Solution

The fourth proportional to 25,558.20, 38,334.60 and 8,027.10 is: 12,039.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,558.20 : 38,334.60 = 8,027.10 : x
  2. Step 2: Convert to fraction form
    25,558.20/38,334.60 = 8,027.10/x
  3. Step 3: Cross multiply
    25,558.20x = 38,334.60 × 8,027.10
  4. Step 4: Simplify right side
    25,558.20x = 307,715,667.66
  5. Step 5: Solve for x
    x = 307,715,667.66/25,558.20
  6. Step 6: Final answer
    x = 12,039.80

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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.