Home / 34,161.15-47,131.94-19,816.01

Finding the Fourth Proportional to 34,161.15, 47,131.94 and 19,816.01

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Solution

The fourth proportional to 34,161.15, 47,131.94 and 19,816.01 is: 27,340.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,161.15 : 47,131.94 = 19,816.01 : x
  2. Step 2: Convert to fraction form
    34,161.15/47,131.94 = 19,816.01/x
  3. Step 3: Cross multiply
    34,161.15x = 47,131.94 × 19,816.01
  4. Step 4: Simplify right side
    34,161.15x = 933,967,243.98
  5. Step 5: Solve for x
    x = 933,967,243.98/34,161.15
  6. Step 6: Final answer
    x = 27,340.04

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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.