Home / 33,132.48-49,697.36-13,411.20

Finding the Fourth Proportional to 33,132.48, 49,697.36 and 13,411.20

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Solution

The fourth proportional to 33,132.48, 49,697.36 and 13,411.20 is: 20,116.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,132.48 : 49,697.36 = 13,411.20 : x
  2. Step 2: Convert to fraction form
    33,132.48/49,697.36 = 13,411.20/x
  3. Step 3: Cross multiply
    33,132.48x = 49,697.36 × 13,411.20
  4. Step 4: Simplify right side
    33,132.48x = 666,501,234.43
  5. Step 5: Solve for x
    x = 666,501,234.43/33,132.48
  6. Step 6: Final answer
    x = 20,116.25

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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.