Home / 14,427.75-21,641.63-3,483.75

Finding the Fourth Proportional to 14,427.75, 21,641.63 and 3,483.75

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Solution

The fourth proportional to 14,427.75, 21,641.63 and 3,483.75 is: 5,225.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,427.75 : 21,641.63 = 3,483.75 : x
  2. Step 2: Convert to fraction form
    14,427.75/21,641.63 = 3,483.75/x
  3. Step 3: Cross multiply
    14,427.75x = 21,641.63 × 3,483.75
  4. Step 4: Simplify right side
    14,427.75x = 75,394,011.09
  5. Step 5: Solve for x
    x = 75,394,011.09/14,427.75
  6. Step 6: Final answer
    x = 5,225.63

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Similar ratio
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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.