Home / 27,308.44-37,685.66-15,980.11

Finding the Fourth Proportional to 27,308.44, 37,685.66 and 15,980.11

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Solution

The fourth proportional to 27,308.44, 37,685.66 and 15,980.11 is: 22,052.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,308.44 : 37,685.66 = 15,980.11 : x
  2. Step 2: Convert to fraction form
    27,308.44/37,685.66 = 15,980.11/x
  3. Step 3: Cross multiply
    27,308.44x = 37,685.66 × 15,980.11
  4. Step 4: Simplify right side
    27,308.44x = 602,221,006.54
  5. Step 5: Solve for x
    x = 602,221,006.54/27,308.44
  6. Step 6: Final answer
    x = 22,052.56

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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.