Home / 19,628.33-27,086.52-11,131.23

Finding the Fourth Proportional to 19,628.33, 27,086.52 and 11,131.23

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Solution

The fourth proportional to 19,628.33, 27,086.52 and 11,131.23 is: 15,360.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,628.33 : 27,086.52 = 11,131.23 : x
  2. Step 2: Convert to fraction form
    19,628.33/27,086.52 = 11,131.23/x
  3. Step 3: Cross multiply
    19,628.33x = 27,086.52 × 11,131.23
  4. Step 4: Simplify right side
    19,628.33x = 301,506,160.65
  5. Step 5: Solve for x
    x = 301,506,160.65/19,628.33
  6. Step 6: Final answer
    x = 15,360.76

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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.