Home / 47,918.94-66,128.22-26,698.96

Finding the Fourth Proportional to 47,918.94, 66,128.22 and 26,698.96

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Solution

The fourth proportional to 47,918.94, 66,128.22 and 26,698.96 is: 36,844.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,918.94 : 66,128.22 = 26,698.96 : x
  2. Step 2: Convert to fraction form
    47,918.94/66,128.22 = 26,698.96/x
  3. Step 3: Cross multiply
    47,918.94x = 66,128.22 × 26,698.96
  4. Step 4: Simplify right side
    47,918.94x = 1,765,554,700.65
  5. Step 5: Solve for x
    x = 1,765,554,700.65/47,918.94
  6. Step 6: Final answer
    x = 36,844.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.