Home / 14,406.56-21,591.38-11,112.74

Finding the Fourth Proportional to 14,406.56, 21,591.38 and 11,112.74

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Solution

The fourth proportional to 14,406.56, 21,591.38 and 11,112.74 is: 16,654.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,406.56 : 21,591.38 = 11,112.74 : x
  2. Step 2: Convert to fraction form
    14,406.56/21,591.38 = 11,112.74/x
  3. Step 3: Cross multiply
    14,406.56x = 21,591.38 × 11,112.74
  4. Step 4: Simplify right side
    14,406.56x = 239,939,392.18
  5. Step 5: Solve for x
    x = 239,939,392.18/14,406.56
  6. Step 6: Final answer
    x = 16,654.87

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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.