Home / 34,249.80-47,264.61-19,142.46

Finding the Fourth Proportional to 34,249.80, 47,264.61 and 19,142.46

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Solution

The fourth proportional to 34,249.80, 47,264.61 and 19,142.46 is: 26,416.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,249.80 : 47,264.61 = 19,142.46 : x
  2. Step 2: Convert to fraction form
    34,249.80/47,264.61 = 19,142.46/x
  3. Step 3: Cross multiply
    34,249.80x = 47,264.61 × 19,142.46
  4. Step 4: Simplify right side
    34,249.80x = 904,760,906.34
  5. Step 5: Solve for x
    x = 904,760,906.34/34,249.80
  6. Step 6: Final answer
    x = 26,416.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.