Home / 15,241.98-21,033.45-8,527.73

Finding the Fourth Proportional to 15,241.98, 21,033.45 and 8,527.73

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Solution

The fourth proportional to 15,241.98, 21,033.45 and 8,527.73 is: 11,767.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,241.98 : 21,033.45 = 8,527.73 : x
  2. Step 2: Convert to fraction form
    15,241.98/21,033.45 = 8,527.73/x
  3. Step 3: Cross multiply
    15,241.98x = 21,033.45 × 8,527.73
  4. Step 4: Simplify right side
    15,241.98x = 179,367,477.40
  5. Step 5: Solve for x
    x = 179,367,477.40/15,241.98
  6. Step 6: Final answer
    x = 11,767.99

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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.