Home / 14,027.18-21,069.92-11,125.76

Finding the Fourth Proportional to 14,027.18, 21,069.92 and 11,125.76

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Solution

The fourth proportional to 14,027.18, 21,069.92 and 11,125.76 is: 16,711.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,027.18 : 21,069.92 = 11,125.76 : x
  2. Step 2: Convert to fraction form
    14,027.18/21,069.92 = 11,125.76/x
  3. Step 3: Cross multiply
    14,027.18x = 21,069.92 × 11,125.76
  4. Step 4: Simplify right side
    14,027.18x = 234,418,795.60
  5. Step 5: Solve for x
    x = 234,418,795.60/14,027.18
  6. Step 6: Final answer
    x = 16,711.76

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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.