Home / 28,481.78-39,019.38-27,416.93

Finding the Fourth Proportional to 28,481.78, 39,019.38 and 27,416.93

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Solution

The fourth proportional to 28,481.78, 39,019.38 and 27,416.93 is: 37,560.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,481.78 : 39,019.38 = 27,416.93 : x
  2. Step 2: Convert to fraction form
    28,481.78/39,019.38 = 27,416.93/x
  3. Step 3: Cross multiply
    28,481.78x = 39,019.38 × 27,416.93
  4. Step 4: Simplify right side
    28,481.78x = 1,069,791,610.10
  5. Step 5: Solve for x
    x = 1,069,791,610.10/28,481.78
  6. Step 6: Final answer
    x = 37,560.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.