Home / 16,122.60-22,246.38-9,049.32

Finding the Fourth Proportional to 16,122.60, 22,246.38 and 9,049.32

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Solution

The fourth proportional to 16,122.60, 22,246.38 and 9,049.32 is: 12,486.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,122.60 : 22,246.38 = 9,049.32 : x
  2. Step 2: Convert to fraction form
    16,122.60/22,246.38 = 9,049.32/x
  3. Step 3: Cross multiply
    16,122.60x = 22,246.38 × 9,049.32
  4. Step 4: Simplify right side
    16,122.60x = 201,314,611.46
  5. Step 5: Solve for x
    x = 201,314,611.46/16,122.60
  6. Step 6: Final answer
    x = 12,486.49

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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.