Home / 40,728.86-61,120.97-22,014.64

Finding the Fourth Proportional to 40,728.86, 61,120.97 and 22,014.64

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Solution

The fourth proportional to 40,728.86, 61,120.97 and 22,014.64 is: 33,036.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,728.86 : 61,120.97 = 22,014.64 : x
  2. Step 2: Convert to fraction form
    40,728.86/61,120.97 = 22,014.64/x
  3. Step 3: Cross multiply
    40,728.86x = 61,120.97 × 22,014.64
  4. Step 4: Simplify right side
    40,728.86x = 1,345,556,151.00
  5. Step 5: Solve for x
    x = 1,345,556,151.00/40,728.86
  6. Step 6: Final answer
    x = 33,036.92

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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.