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Finding the Fourth Proportional to 26,675.52, 40,012.41 and 7,955.71

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Solution

The fourth proportional to 26,675.52, 40,012.41 and 7,955.71 is: 11,933.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,675.52 : 40,012.41 = 7,955.71 : x
  2. Step 2: Convert to fraction form
    26,675.52/40,012.41 = 7,955.71/x
  3. Step 3: Cross multiply
    26,675.52x = 40,012.41 × 7,955.71
  4. Step 4: Simplify right side
    26,675.52x = 318,327,130.36
  5. Step 5: Solve for x
    x = 318,327,130.36/26,675.52
  6. Step 6: Final answer
    x = 11,933.31

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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.