Home / 47,986.62-66,221.64-26,767.26

Finding the Fourth Proportional to 47,986.62, 66,221.64 and 26,767.26

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Solution

The fourth proportional to 47,986.62, 66,221.64 and 26,767.26 is: 36,938.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,986.62 : 66,221.64 = 26,767.26 : x
  2. Step 2: Convert to fraction form
    47,986.62/66,221.64 = 26,767.26/x
  3. Step 3: Cross multiply
    47,986.62x = 66,221.64 × 26,767.26
  4. Step 4: Simplify right side
    47,986.62x = 1,772,571,855.51
  5. Step 5: Solve for x
    x = 1,772,571,855.51/47,986.62
  6. Step 6: Final answer
    x = 36,938.88

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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.