Home / 34,744.99-47,947.62-18,829.30

Finding the Fourth Proportional to 34,744.99, 47,947.62 and 18,829.30

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Solution

The fourth proportional to 34,744.99, 47,947.62 and 18,829.30 is: 25,984.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,744.99 : 47,947.62 = 18,829.30 : x
  2. Step 2: Convert to fraction form
    34,744.99/47,947.62 = 18,829.30/x
  3. Step 3: Cross multiply
    34,744.99x = 47,947.62 × 18,829.30
  4. Step 4: Simplify right side
    34,744.99x = 902,820,121.27
  5. Step 5: Solve for x
    x = 902,820,121.27/34,744.99
  6. Step 6: Final answer
    x = 25,984.18

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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.