Home / 21,692.44-29,960.18-14,606.56

Finding the Fourth Proportional to 21,692.44, 29,960.18 and 14,606.56

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Solution

The fourth proportional to 21,692.44, 29,960.18 and 14,606.56 is: 20,173.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,692.44 : 29,960.18 = 14,606.56 : x
  2. Step 2: Convert to fraction form
    21,692.44/29,960.18 = 14,606.56/x
  3. Step 3: Cross multiply
    21,692.44x = 29,960.18 × 14,606.56
  4. Step 4: Simplify right side
    21,692.44x = 437,615,166.78
  5. Step 5: Solve for x
    x = 437,615,166.78/21,692.44
  6. Step 6: Final answer
    x = 20,173.63

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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.