Home / 14,249.60-21,342.27-6,859.61

Finding the Fourth Proportional to 14,249.60, 21,342.27 and 6,859.61

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Solution

The fourth proportional to 14,249.60, 21,342.27 and 6,859.61 is: 10,273.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,249.60 : 21,342.27 = 6,859.61 : x
  2. Step 2: Convert to fraction form
    14,249.60/21,342.27 = 6,859.61/x
  3. Step 3: Cross multiply
    14,249.60x = 21,342.27 × 6,859.61
  4. Step 4: Simplify right side
    14,249.60x = 146,399,542.00
  5. Step 5: Solve for x
    x = 146,399,542.00/14,249.60
  6. Step 6: Final answer
    x = 10,273.94

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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.