Home / 34,771.16-47,983.92-18,855.56

Finding the Fourth Proportional to 34,771.16, 47,983.92 and 18,855.56

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Solution

The fourth proportional to 34,771.16, 47,983.92 and 18,855.56 is: 26,020.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,771.16 : 47,983.92 = 18,855.56 : x
  2. Step 2: Convert to fraction form
    34,771.16/47,983.92 = 18,855.56/x
  3. Step 3: Cross multiply
    34,771.16x = 47,983.92 × 18,855.56
  4. Step 4: Simplify right side
    34,771.16x = 904,763,682.60
  5. Step 5: Solve for x
    x = 904,763,682.60/34,771.16
  6. Step 6: Final answer
    x = 26,020.52

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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.