Home / 14,148.82-21,218.17-4,150.79

Finding the Fourth Proportional to 14,148.82, 21,218.17 and 4,150.79

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Solution

The fourth proportional to 14,148.82, 21,218.17 and 4,150.79 is: 6,224.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,148.82 : 21,218.17 = 4,150.79 : x
  2. Step 2: Convert to fraction form
    14,148.82/21,218.17 = 4,150.79/x
  3. Step 3: Cross multiply
    14,148.82x = 21,218.17 × 4,150.79
  4. Step 4: Simplify right side
    14,148.82x = 88,072,167.85
  5. Step 5: Solve for x
    x = 88,072,167.85/14,148.82
  6. Step 6: Final answer
    x = 6,224.70

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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.