Home / 19,982.07-27,573.76-11,484.21

Finding the Fourth Proportional to 19,982.07, 27,573.76 and 11,484.21

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Solution

The fourth proportional to 19,982.07, 27,573.76 and 11,484.21 is: 15,847.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,982.07 : 27,573.76 = 11,484.21 : x
  2. Step 2: Convert to fraction form
    19,982.07/27,573.76 = 11,484.21/x
  3. Step 3: Cross multiply
    19,982.07x = 27,573.76 × 11,484.21
  4. Step 4: Simplify right side
    19,982.07x = 316,662,968.09
  5. Step 5: Solve for x
    x = 316,662,968.09/19,982.07
  6. Step 6: Final answer
    x = 15,847.36

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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.