Home / 18,043.92-27,062.68-4,897.31

Finding the Fourth Proportional to 18,043.92, 27,062.68 and 4,897.31

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Solution

The fourth proportional to 18,043.92, 27,062.68 and 4,897.31 is: 7,345.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,043.92 : 27,062.68 = 4,897.31 : x
  2. Step 2: Convert to fraction form
    18,043.92/27,062.68 = 4,897.31/x
  3. Step 3: Cross multiply
    18,043.92x = 27,062.68 × 4,897.31
  4. Step 4: Simplify right side
    18,043.92x = 132,534,333.39
  5. Step 5: Solve for x
    x = 132,534,333.39/18,043.92
  6. Step 6: Final answer
    x = 7,345.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.