Home / 20,366.97-30,550.43-5,576.01

Finding the Fourth Proportional to 20,366.97, 30,550.43 and 5,576.01

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Solution

The fourth proportional to 20,366.97, 30,550.43 and 5,576.01 is: 8,364.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,366.97 : 30,550.43 = 5,576.01 : x
  2. Step 2: Convert to fraction form
    20,366.97/30,550.43 = 5,576.01/x
  3. Step 3: Cross multiply
    20,366.97x = 30,550.43 × 5,576.01
  4. Step 4: Simplify right side
    20,366.97x = 170,349,503.18
  5. Step 5: Solve for x
    x = 170,349,503.18/20,366.97
  6. Step 6: Final answer
    x = 8,364.01

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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.