Home / 15,533.04-23,299.68-5,144.88

Finding the Fourth Proportional to 15,533.04, 23,299.68 and 5,144.88

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Solution

The fourth proportional to 15,533.04, 23,299.68 and 5,144.88 is: 7,717.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,533.04 : 23,299.68 = 5,144.88 : x
  2. Step 2: Convert to fraction form
    15,533.04/23,299.68 = 5,144.88/x
  3. Step 3: Cross multiply
    15,533.04x = 23,299.68 × 5,144.88
  4. Step 4: Simplify right side
    15,533.04x = 119,874,057.64
  5. Step 5: Solve for x
    x = 119,874,057.64/15,533.04
  6. Step 6: Final answer
    x = 7,717.36

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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.