Home / 19,979.22-27,562.92-14,014.79

Finding the Fourth Proportional to 19,979.22, 27,562.92 and 14,014.79

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Solution

The fourth proportional to 19,979.22, 27,562.92 and 14,014.79 is: 19,334.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,979.22 : 27,562.92 = 14,014.79 : x
  2. Step 2: Convert to fraction form
    19,979.22/27,562.92 = 14,014.79/x
  3. Step 3: Cross multiply
    19,979.22x = 27,562.92 × 14,014.79
  4. Step 4: Simplify right side
    19,979.22x = 386,288,535.59
  5. Step 5: Solve for x
    x = 386,288,535.59/19,979.22
  6. Step 6: Final answer
    x = 19,334.52

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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.