Home / 40,935.78-61,392.74-17,556.75

Finding the Fourth Proportional to 40,935.78, 61,392.74 and 17,556.75

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Solution

The fourth proportional to 40,935.78, 61,392.74 and 17,556.75 is: 26,330.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,935.78 : 61,392.74 = 17,556.75 : x
  2. Step 2: Convert to fraction form
    40,935.78/61,392.74 = 17,556.75/x
  3. Step 3: Cross multiply
    40,935.78x = 61,392.74 × 17,556.75
  4. Step 4: Simplify right side
    40,935.78x = 1,077,856,900.21
  5. Step 5: Solve for x
    x = 1,077,856,900.21/40,935.78
  6. Step 6: Final answer
    x = 26,330.44

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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.