Home / 19,713.65-27,201.56-11,752.97

Finding the Fourth Proportional to 19,713.65, 27,201.56 and 11,752.97

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Solution

The fourth proportional to 19,713.65, 27,201.56 and 11,752.97 is: 16,217.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,713.65 : 27,201.56 = 11,752.97 : x
  2. Step 2: Convert to fraction form
    19,713.65/27,201.56 = 11,752.97/x
  3. Step 3: Cross multiply
    19,713.65x = 27,201.56 × 11,752.97
  4. Step 4: Simplify right side
    19,713.65x = 319,698,923.86
  5. Step 5: Solve for x
    x = 319,698,923.86/19,713.65
  6. Step 6: Final answer
    x = 16,217.14

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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.