Home / 26,986.47-40,455.20-9,446.73

Finding the Fourth Proportional to 26,986.47, 40,455.20 and 9,446.73

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Solution

The fourth proportional to 26,986.47, 40,455.20 and 9,446.73 is: 14,161.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,986.47 : 40,455.20 = 9,446.73 : x
  2. Step 2: Convert to fraction form
    26,986.47/40,455.20 = 9,446.73/x
  3. Step 3: Cross multiply
    26,986.47x = 40,455.20 × 9,446.73
  4. Step 4: Simplify right side
    26,986.47x = 382,169,304.26
  5. Step 5: Solve for x
    x = 382,169,304.26/26,986.47
  6. Step 6: Final answer
    x = 14,161.52

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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.