Home / 14,314.49-21,455.97-10,793.20

Finding the Fourth Proportional to 14,314.49, 21,455.97 and 10,793.20

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Solution

The fourth proportional to 14,314.49, 21,455.97 and 10,793.20 is: 16,177.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,314.49 : 21,455.97 = 10,793.20 : x
  2. Step 2: Convert to fraction form
    14,314.49/21,455.97 = 10,793.20/x
  3. Step 3: Cross multiply
    14,314.49x = 21,455.97 × 10,793.20
  4. Step 4: Simplify right side
    14,314.49x = 231,578,575.40
  5. Step 5: Solve for x
    x = 231,578,575.40/14,314.49
  6. Step 6: Final answer
    x = 16,177.91

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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.