Home / 23,057.16-34,540.20-11,971.08

Finding the Fourth Proportional to 23,057.16, 34,540.20 and 11,971.08

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Solution

The fourth proportional to 23,057.16, 34,540.20 and 11,971.08 is: 17,932.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,057.16 : 34,540.20 = 11,971.08 : x
  2. Step 2: Convert to fraction form
    23,057.16/34,540.20 = 11,971.08/x
  3. Step 3: Cross multiply
    23,057.16x = 34,540.20 × 11,971.08
  4. Step 4: Simplify right side
    23,057.16x = 413,483,497.42
  5. Step 5: Solve for x
    x = 413,483,497.42/23,057.16
  6. Step 6: Final answer
    x = 17,932.98

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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.