Home / 22,607.08-33,861.30-13,815.34

Finding the Fourth Proportional to 22,607.08, 33,861.30 and 13,815.34

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Solution

The fourth proportional to 22,607.08, 33,861.30 and 13,815.34 is: 20,692.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,607.08 : 33,861.30 = 13,815.34 : x
  2. Step 2: Convert to fraction form
    22,607.08/33,861.30 = 13,815.34/x
  3. Step 3: Cross multiply
    22,607.08x = 33,861.30 × 13,815.34
  4. Step 4: Simplify right side
    22,607.08x = 467,805,372.34
  5. Step 5: Solve for x
    x = 467,805,372.34/22,607.08
  6. Step 6: Final answer
    x = 20,692.87

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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.