Home / 20,624.36-30,936.22-5,041.64

Finding the Fourth Proportional to 20,624.36, 30,936.22 and 5,041.64

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Solution

The fourth proportional to 20,624.36, 30,936.22 and 5,041.64 is: 7,562.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,624.36 : 30,936.22 = 5,041.64 : x
  2. Step 2: Convert to fraction form
    20,624.36/30,936.22 = 5,041.64/x
  3. Step 3: Cross multiply
    20,624.36x = 30,936.22 × 5,041.64
  4. Step 4: Simplify right side
    20,624.36x = 155,969,284.20
  5. Step 5: Solve for x
    x = 155,969,284.20/20,624.36
  6. Step 6: Final answer
    x = 7,562.38

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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.