Home / 14,694.26-20,278.48-8,644.93

Finding the Fourth Proportional to 14,694.26, 20,278.48 and 8,644.93

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Solution

The fourth proportional to 14,694.26, 20,278.48 and 8,644.93 is: 11,930.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,694.26 : 20,278.48 = 8,644.93 : x
  2. Step 2: Convert to fraction form
    14,694.26/20,278.48 = 8,644.93/x
  3. Step 3: Cross multiply
    14,694.26x = 20,278.48 × 8,644.93
  4. Step 4: Simplify right side
    14,694.26x = 175,305,895.49
  5. Step 5: Solve for x
    x = 175,305,895.49/14,694.26
  6. Step 6: Final answer
    x = 11,930.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.