Home / 16,986.60-23,436.90-9,534.44

Finding the Fourth Proportional to 16,986.60, 23,436.90 and 9,534.44

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Solution

The fourth proportional to 16,986.60, 23,436.90 and 9,534.44 is: 13,154.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,986.60 : 23,436.90 = 9,534.44 : x
  2. Step 2: Convert to fraction form
    16,986.60/23,436.90 = 9,534.44/x
  3. Step 3: Cross multiply
    16,986.60x = 23,436.90 × 9,534.44
  4. Step 4: Simplify right side
    16,986.60x = 223,457,716.84
  5. Step 5: Solve for x
    x = 223,457,716.84/16,986.60
  6. Step 6: Final answer
    x = 13,154.94

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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.