Home / 34,837.75-48,076.19-20,498.11

Finding the Fourth Proportional to 34,837.75, 48,076.19 and 20,498.11

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Solution

The fourth proportional to 34,837.75, 48,076.19 and 20,498.11 is: 28,287.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,837.75 : 48,076.19 = 20,498.11 : x
  2. Step 2: Convert to fraction form
    34,837.75/48,076.19 = 20,498.11/x
  3. Step 3: Cross multiply
    34,837.75x = 48,076.19 × 20,498.11
  4. Step 4: Simplify right side
    34,837.75x = 985,471,031.00
  5. Step 5: Solve for x
    x = 985,471,031.00/34,837.75
  6. Step 6: Final answer
    x = 28,287.45

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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.