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Finding the Fourth Proportional to 35,371.78, 53,010.78 and 25,967.83

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Solution

The fourth proportional to 35,371.78, 53,010.78 and 25,967.83 is: 38,917.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,371.78 : 53,010.78 = 25,967.83 : x
  2. Step 2: Convert to fraction form
    35,371.78/53,010.78 = 25,967.83/x
  3. Step 3: Cross multiply
    35,371.78x = 53,010.78 × 25,967.83
  4. Step 4: Simplify right side
    35,371.78x = 1,376,574,923.21
  5. Step 5: Solve for x
    x = 1,376,574,923.21/35,371.78
  6. Step 6: Final answer
    x = 38,917.32

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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.