Home / 20,064.42-27,692.01-11,450.61

Finding the Fourth Proportional to 20,064.42, 27,692.01 and 11,450.61

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Solution

The fourth proportional to 20,064.42, 27,692.01 and 11,450.61 is: 15,803.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,064.42 : 27,692.01 = 11,450.61 : x
  2. Step 2: Convert to fraction form
    20,064.42/27,692.01 = 11,450.61/x
  3. Step 3: Cross multiply
    20,064.42x = 27,692.01 × 11,450.61
  4. Step 4: Simplify right side
    20,064.42x = 317,090,406.63
  5. Step 5: Solve for x
    x = 317,090,406.63/20,064.42
  6. Step 6: Final answer
    x = 15,803.62

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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.