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Finding the Fourth Proportional to 23,044.16, 31,791.48 and 17,090.48

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Solution

The fourth proportional to 23,044.16, 31,791.48 and 17,090.48 is: 23,577.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,044.16 : 31,791.48 = 17,090.48 : x
  2. Step 2: Convert to fraction form
    23,044.16/31,791.48 = 17,090.48/x
  3. Step 3: Cross multiply
    23,044.16x = 31,791.48 × 17,090.48
  4. Step 4: Simplify right side
    23,044.16x = 543,331,653.11
  5. Step 5: Solve for x
    x = 543,331,653.11/23,044.16
  6. Step 6: Final answer
    x = 23,577.85

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1.5x scale

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.