Home / 26,791.83-40,170.02-11,980.35

Finding the Fourth Proportional to 26,791.83, 40,170.02 and 11,980.35

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Solution

The fourth proportional to 26,791.83, 40,170.02 and 11,980.35 is: 17,962.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,791.83 : 40,170.02 = 11,980.35 : x
  2. Step 2: Convert to fraction form
    26,791.83/40,170.02 = 11,980.35/x
  3. Step 3: Cross multiply
    26,791.83x = 40,170.02 × 11,980.35
  4. Step 4: Simplify right side
    26,791.83x = 481,250,839.21
  5. Step 5: Solve for x
    x = 481,250,839.21/26,791.83
  6. Step 6: Final answer
    x = 17,962.60

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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.