Home / 14,108.95-21,163.38-4,248.22

Finding the Fourth Proportional to 14,108.95, 21,163.38 and 4,248.22

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Solution

The fourth proportional to 14,108.95, 21,163.38 and 4,248.22 is: 6,372.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,108.95 : 21,163.38 = 4,248.22 : x
  2. Step 2: Convert to fraction form
    14,108.95/21,163.38 = 4,248.22/x
  3. Step 3: Cross multiply
    14,108.95x = 21,163.38 × 4,248.22
  4. Step 4: Simplify right side
    14,108.95x = 89,906,694.18
  5. Step 5: Solve for x
    x = 89,906,694.18/14,108.95
  6. Step 6: Final answer
    x = 6,372.32

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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.