Home / 14,220.16-21,327.36-3,832.48

Finding the Fourth Proportional to 14,220.16, 21,327.36 and 3,832.48

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Solution

The fourth proportional to 14,220.16, 21,327.36 and 3,832.48 is: 5,747.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,220.16 : 21,327.36 = 3,832.48 : x
  2. Step 2: Convert to fraction form
    14,220.16/21,327.36 = 3,832.48/x
  3. Step 3: Cross multiply
    14,220.16x = 21,327.36 × 3,832.48
  4. Step 4: Simplify right side
    14,220.16x = 81,736,680.65
  5. Step 5: Solve for x
    x = 81,736,680.65/14,220.16
  6. Step 6: Final answer
    x = 5,747.94

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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.