Home / 26,991.60-40,487.16-7,268.52

Finding the Fourth Proportional to 26,991.60, 40,487.16 and 7,268.52

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Solution

The fourth proportional to 26,991.60, 40,487.16 and 7,268.52 is: 10,902.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,991.60 : 40,487.16 = 7,268.52 : x
  2. Step 2: Convert to fraction form
    26,991.60/40,487.16 = 7,268.52/x
  3. Step 3: Cross multiply
    26,991.60x = 40,487.16 × 7,268.52
  4. Step 4: Simplify right side
    26,991.60x = 294,281,732.20
  5. Step 5: Solve for x
    x = 294,281,732.20/26,991.60
  6. Step 6: Final answer
    x = 10,902.72

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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.