Home / 23,186.10-34,779.15-11,522.10

Finding the Fourth Proportional to 23,186.10, 34,779.15 and 11,522.10

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Solution

The fourth proportional to 23,186.10, 34,779.15 and 11,522.10 is: 17,283.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,186.10 : 34,779.15 = 11,522.10 : x
  2. Step 2: Convert to fraction form
    23,186.10/34,779.15 = 11,522.10/x
  3. Step 3: Cross multiply
    23,186.10x = 34,779.15 × 11,522.10
  4. Step 4: Simplify right side
    23,186.10x = 400,728,844.22
  5. Step 5: Solve for x
    x = 400,728,844.22/23,186.10
  6. Step 6: Final answer
    x = 17,283.15

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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.