Home / 13,331.14-19,991.54-4,444.74

Finding the Fourth Proportional to 13,331.14, 19,991.54 and 4,444.74

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Solution

The fourth proportional to 13,331.14, 19,991.54 and 4,444.74 is: 6,665.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,331.14 : 19,991.54 = 4,444.74 : x
  2. Step 2: Convert to fraction form
    13,331.14/19,991.54 = 4,444.74/x
  3. Step 3: Cross multiply
    13,331.14x = 19,991.54 × 4,444.74
  4. Step 4: Simplify right side
    13,331.14x = 88,857,197.50
  5. Step 5: Solve for x
    x = 88,857,197.50/13,331.14
  6. Step 6: Final answer
    x = 6,665.39

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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.