Home / 14,739.20-22,105.52-8,887.76

Finding the Fourth Proportional to 14,739.20, 22,105.52 and 8,887.76

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Solution

The fourth proportional to 14,739.20, 22,105.52 and 8,887.76 is: 13,329.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,739.20 : 22,105.52 = 8,887.76 : x
  2. Step 2: Convert to fraction form
    14,739.20/22,105.52 = 8,887.76/x
  3. Step 3: Cross multiply
    14,739.20x = 22,105.52 × 8,887.76
  4. Step 4: Simplify right side
    14,739.20x = 196,468,556.44
  5. Step 5: Solve for x
    x = 196,468,556.44/14,739.20
  6. Step 6: Final answer
    x = 13,329.66

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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.