Home / 15,679.77-23,529.57-8,196.83

Finding the Fourth Proportional to 15,679.77, 23,529.57 and 8,196.83

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Solution

The fourth proportional to 15,679.77, 23,529.57 and 8,196.83 is: 12,300.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,679.77 : 23,529.57 = 8,196.83 : x
  2. Step 2: Convert to fraction form
    15,679.77/23,529.57 = 8,196.83/x
  3. Step 3: Cross multiply
    15,679.77x = 23,529.57 × 8,196.83
  4. Step 4: Simplify right side
    15,679.77x = 192,867,903.10
  5. Step 5: Solve for x
    x = 192,867,903.10/15,679.77
  6. Step 6: Final answer
    x = 12,300.43

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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.