Home / 14,108.96-21,163.80-4,248.56

Finding the Fourth Proportional to 14,108.96, 21,163.80 and 4,248.56

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Solution

The fourth proportional to 14,108.96, 21,163.80 and 4,248.56 is: 6,372.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,108.96 : 21,163.80 = 4,248.56 : x
  2. Step 2: Convert to fraction form
    14,108.96/21,163.80 = 4,248.56/x
  3. Step 3: Cross multiply
    14,108.96x = 21,163.80 × 4,248.56
  4. Step 4: Simplify right side
    14,108.96x = 89,915,674.13
  5. Step 5: Solve for x
    x = 89,915,674.13/14,108.96
  6. Step 6: Final answer
    x = 6,372.95

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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.