Home / 14,027.85-20,999.70-13,529.43

Finding the Fourth Proportional to 14,027.85, 20,999.70 and 13,529.43

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Solution

The fourth proportional to 14,027.85, 20,999.70 and 13,529.43 is: 20,253.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,027.85 : 20,999.70 = 13,529.43 : x
  2. Step 2: Convert to fraction form
    14,027.85/20,999.70 = 13,529.43/x
  3. Step 3: Cross multiply
    14,027.85x = 20,999.70 × 13,529.43
  4. Step 4: Simplify right side
    14,027.85x = 284,113,971.17
  5. Step 5: Solve for x
    x = 284,113,971.17/14,027.85
  6. Step 6: Final answer
    x = 20,253.56

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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.