Home / 11,230.20-16,856.10-9,588.60

Finding the Fourth Proportional to 11,230.20, 16,856.10 and 9,588.60

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Solution

The fourth proportional to 11,230.20, 16,856.10 and 9,588.60 is: 14,392.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,230.20 : 16,856.10 = 9,588.60 : x
  2. Step 2: Convert to fraction form
    11,230.20/16,856.10 = 9,588.60/x
  3. Step 3: Cross multiply
    11,230.20x = 16,856.10 × 9,588.60
  4. Step 4: Simplify right side
    11,230.20x = 161,626,400.46
  5. Step 5: Solve for x
    x = 161,626,400.46/11,230.20
  6. Step 6: Final answer
    x = 14,392.12

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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.