Home / 15,499.77-23,228.83-8,469.25

Finding the Fourth Proportional to 15,499.77, 23,228.83 and 8,469.25

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Solution

The fourth proportional to 15,499.77, 23,228.83 and 8,469.25 is: 12,692.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,499.77 : 23,228.83 = 8,469.25 : x
  2. Step 2: Convert to fraction form
    15,499.77/23,228.83 = 8,469.25/x
  3. Step 3: Cross multiply
    15,499.77x = 23,228.83 × 8,469.25
  4. Step 4: Simplify right side
    15,499.77x = 196,730,768.48
  5. Step 5: Solve for x
    x = 196,730,768.48/15,499.77
  6. Step 6: Final answer
    x = 12,692.50

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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.