Home / 16,986.60-23,441.74-9,433.42

Finding the Fourth Proportional to 16,986.60, 23,441.74 and 9,433.42

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Solution

The fourth proportional to 16,986.60, 23,441.74 and 9,433.42 is: 13,018.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,986.60 : 23,441.74 = 9,433.42 : x
  2. Step 2: Convert to fraction form
    16,986.60/23,441.74 = 9,433.42/x
  3. Step 3: Cross multiply
    16,986.60x = 23,441.74 × 9,433.42
  4. Step 4: Simplify right side
    16,986.60x = 221,135,696.76
  5. Step 5: Solve for x
    x = 221,135,696.76/16,986.60
  6. Step 6: Final answer
    x = 13,018.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.