Home / 19,976.09-27,566.96-14,680.80

Finding the Fourth Proportional to 19,976.09, 27,566.96 and 14,680.80

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Solution

The fourth proportional to 19,976.09, 27,566.96 and 14,680.80 is: 20,259.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,976.09 : 27,566.96 = 14,680.80 : x
  2. Step 2: Convert to fraction form
    19,976.09/27,566.96 = 14,680.80/x
  3. Step 3: Cross multiply
    19,976.09x = 27,566.96 × 14,680.80
  4. Step 4: Simplify right side
    19,976.09x = 404,704,952.96
  5. Step 5: Solve for x
    x = 404,704,952.96/19,976.09
  6. Step 6: Final answer
    x = 20,259.47

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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.