Home / 26,691.72-40,043.31-7,973.22

Finding the Fourth Proportional to 26,691.72, 40,043.31 and 7,973.22

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Solution

The fourth proportional to 26,691.72, 40,043.31 and 7,973.22 is: 11,961.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,691.72 : 40,043.31 = 7,973.22 : x
  2. Step 2: Convert to fraction form
    26,691.72/40,043.31 = 7,973.22/x
  3. Step 3: Cross multiply
    26,691.72x = 40,043.31 × 7,973.22
  4. Step 4: Simplify right side
    26,691.72x = 319,274,120.16
  5. Step 5: Solve for x
    x = 319,274,120.16/26,691.72
  6. Step 6: Final answer
    x = 11,961.54

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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.