Home / 19,744.80-29,628.90-7,273.59

Finding the Fourth Proportional to 19,744.80, 29,628.90 and 7,273.59

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Solution

The fourth proportional to 19,744.80, 29,628.90 and 7,273.59 is: 10,914.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,744.80 : 29,628.90 = 7,273.59 : x
  2. Step 2: Convert to fraction form
    19,744.80/29,628.90 = 7,273.59/x
  3. Step 3: Cross multiply
    19,744.80x = 29,628.90 × 7,273.59
  4. Step 4: Simplify right side
    19,744.80x = 215,508,470.75
  5. Step 5: Solve for x
    x = 215,508,470.75/19,744.80
  6. Step 6: Final answer
    x = 10,914.70

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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.