Home / 14,757.60-22,136.40-13,299.60

Finding the Fourth Proportional to 14,757.60, 22,136.40 and 13,299.60

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Solution

The fourth proportional to 14,757.60, 22,136.40 and 13,299.60 is: 19,949.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,757.60 : 22,136.40 = 13,299.60 : x
  2. Step 2: Convert to fraction form
    14,757.60/22,136.40 = 13,299.60/x
  3. Step 3: Cross multiply
    14,757.60x = 22,136.40 × 13,299.60
  4. Step 4: Simplify right side
    14,757.60x = 294,405,265.44
  5. Step 5: Solve for x
    x = 294,405,265.44/14,757.60
  6. Step 6: Final answer
    x = 19,949.40

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Double scale
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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.