Home / 23,142.29-34,713.43-5,612.11

Finding the Fourth Proportional to 23,142.29, 34,713.43 and 5,612.11

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Solution

The fourth proportional to 23,142.29, 34,713.43 and 5,612.11 is: 8,418.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,142.29 : 34,713.43 = 5,612.11 : x
  2. Step 2: Convert to fraction form
    23,142.29/34,713.43 = 5,612.11/x
  3. Step 3: Cross multiply
    23,142.29x = 34,713.43 × 5,612.11
  4. Step 4: Simplify right side
    23,142.29x = 194,815,486.82
  5. Step 5: Solve for x
    x = 194,815,486.82/23,142.29
  6. Step 6: Final answer
    x = 8,418.16

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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.