Home / 13,692.24-20,541.46-4,332.84

Finding the Fourth Proportional to 13,692.24, 20,541.46 and 4,332.84

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Solution

The fourth proportional to 13,692.24, 20,541.46 and 4,332.84 is: 6,500.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,692.24 : 20,541.46 = 4,332.84 : x
  2. Step 2: Convert to fraction form
    13,692.24/20,541.46 = 4,332.84/x
  3. Step 3: Cross multiply
    13,692.24x = 20,541.46 × 4,332.84
  4. Step 4: Simplify right side
    13,692.24x = 89,002,859.55
  5. Step 5: Solve for x
    x = 89,002,859.55/13,692.24
  6. Step 6: Final answer
    x = 6,500.24

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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.