Home / 14,451.75-21,677.63-3,507.75

Finding the Fourth Proportional to 14,451.75, 21,677.63 and 3,507.75

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Solution

The fourth proportional to 14,451.75, 21,677.63 and 3,507.75 is: 5,261.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,451.75 : 21,677.63 = 3,507.75 : x
  2. Step 2: Convert to fraction form
    14,451.75/21,677.63 = 3,507.75/x
  3. Step 3: Cross multiply
    14,451.75x = 21,677.63 × 3,507.75
  4. Step 4: Simplify right side
    14,451.75x = 76,039,689.09
  5. Step 5: Solve for x
    x = 76,039,689.09/14,451.75
  6. Step 6: Final answer
    x = 5,261.63

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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.