Home / 14,012.96-19,331.56-8,043.44

Finding the Fourth Proportional to 14,012.96, 19,331.56 and 8,043.44

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Solution

The fourth proportional to 14,012.96, 19,331.56 and 8,043.44 is: 11,096.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,012.96 : 19,331.56 = 8,043.44 : x
  2. Step 2: Convert to fraction form
    14,012.96/19,331.56 = 8,043.44/x
  3. Step 3: Cross multiply
    14,012.96x = 19,331.56 × 8,043.44
  4. Step 4: Simplify right side
    14,012.96x = 155,492,242.97
  5. Step 5: Solve for x
    x = 155,492,242.97/14,012.96
  6. Step 6: Final answer
    x = 11,096.32

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.