Home / 27,961.01-41,940.11-10,429.47

Finding the Fourth Proportional to 27,961.01, 41,940.11 and 10,429.47

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Solution

The fourth proportional to 27,961.01, 41,940.11 and 10,429.47 is: 15,643.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,961.01 : 41,940.11 = 10,429.47 : x
  2. Step 2: Convert to fraction form
    27,961.01/41,940.11 = 10,429.47/x
  3. Step 3: Cross multiply
    27,961.01x = 41,940.11 × 10,429.47
  4. Step 4: Simplify right side
    27,961.01x = 437,413,145.12
  5. Step 5: Solve for x
    x = 437,413,145.12/27,961.01
  6. Step 6: Final answer
    x = 15,643.68

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1.5x scale

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.