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Finding the Fourth Proportional to 26,672.00, 40,010.07 and 7,950.60

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Solution

The fourth proportional to 26,672.00, 40,010.07 and 7,950.60 is: 11,926.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,672.00 : 40,010.07 = 7,950.60 : x
  2. Step 2: Convert to fraction form
    26,672.00/40,010.07 = 7,950.60/x
  3. Step 3: Cross multiply
    26,672.00x = 40,010.07 × 7,950.60
  4. Step 4: Simplify right side
    26,672.00x = 318,104,062.54
  5. Step 5: Solve for x
    x = 318,104,062.54/26,672.00
  6. Step 6: Final answer
    x = 11,926.52

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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.