Home / 26,145.52-38,983.82-25,678.96

Finding the Fourth Proportional to 26,145.52, 38,983.82 and 25,678.96

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Solution

The fourth proportional to 26,145.52, 38,983.82 and 25,678.96 is: 38,288.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,145.52 : 38,983.82 = 25,678.96 : x
  2. Step 2: Convert to fraction form
    26,145.52/38,983.82 = 25,678.96/x
  3. Step 3: Cross multiply
    26,145.52x = 38,983.82 × 25,678.96
  4. Step 4: Simplify right side
    26,145.52x = 1,001,063,954.43
  5. Step 5: Solve for x
    x = 1,001,063,954.43/26,145.52
  6. Step 6: Final answer
    x = 38,288.16

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.