Home / 15,410.55-23,115.83-11,522.55

Finding the Fourth Proportional to 15,410.55, 23,115.83 and 11,522.55

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Solution

The fourth proportional to 15,410.55, 23,115.83 and 11,522.55 is: 17,283.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,410.55 : 23,115.83 = 11,522.55 : x
  2. Step 2: Convert to fraction form
    15,410.55/23,115.83 = 11,522.55/x
  3. Step 3: Cross multiply
    15,410.55x = 23,115.83 × 11,522.55
  4. Step 4: Simplify right side
    15,410.55x = 266,353,249.35
  5. Step 5: Solve for x
    x = 266,353,249.35/15,410.55
  6. Step 6: Final answer
    x = 17,283.83

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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.