Home / 10,621.44-14,551.20-10,226.88

Finding the Fourth Proportional to 10,621.44, 14,551.20 and 10,226.88

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Solution

The fourth proportional to 10,621.44, 14,551.20 and 10,226.88 is: 14,010.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,621.44 : 14,551.20 = 10,226.88 : x
  2. Step 2: Convert to fraction form
    10,621.44/14,551.20 = 10,226.88/x
  3. Step 3: Cross multiply
    10,621.44x = 14,551.20 × 10,226.88
  4. Step 4: Simplify right side
    10,621.44x = 148,813,376.26
  5. Step 5: Solve for x
    x = 148,813,376.26/10,621.44
  6. Step 6: Final answer
    x = 14,010.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.