Home / 14,327.91-21,491.79-7,795.62

Finding the Fourth Proportional to 14,327.91, 21,491.79 and 7,795.62

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Solution

The fourth proportional to 14,327.91, 21,491.79 and 7,795.62 is: 11,693.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,327.91 : 21,491.79 = 7,795.62 : x
  2. Step 2: Convert to fraction form
    14,327.91/21,491.79 = 7,795.62/x
  3. Step 3: Cross multiply
    14,327.91x = 21,491.79 × 7,795.62
  4. Step 4: Simplify right side
    14,327.91x = 167,541,827.96
  5. Step 5: Solve for x
    x = 167,541,827.96/14,327.91
  6. Step 6: Final answer
    x = 11,693.39

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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.