Home / 14,136.30-21,204.45-13,067.10

Finding the Fourth Proportional to 14,136.30, 21,204.45 and 13,067.10

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Solution

The fourth proportional to 14,136.30, 21,204.45 and 13,067.10 is: 19,600.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,136.30 : 21,204.45 = 13,067.10 : x
  2. Step 2: Convert to fraction form
    14,136.30/21,204.45 = 13,067.10/x
  3. Step 3: Cross multiply
    14,136.30x = 21,204.45 × 13,067.10
  4. Step 4: Simplify right side
    14,136.30x = 277,080,668.60
  5. Step 5: Solve for x
    x = 277,080,668.60/14,136.30
  6. Step 6: Final answer
    x = 19,600.65

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Half scale
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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.