Home / 20,532.76-30,798.87-4,950.26

Finding the Fourth Proportional to 20,532.76, 30,798.87 and 4,950.26

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Solution

The fourth proportional to 20,532.76, 30,798.87 and 4,950.26 is: 7,425.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,532.76 : 30,798.87 = 4,950.26 : x
  2. Step 2: Convert to fraction form
    20,532.76/30,798.87 = 4,950.26/x
  3. Step 3: Cross multiply
    20,532.76x = 30,798.87 × 4,950.26
  4. Step 4: Simplify right side
    20,532.76x = 152,462,414.21
  5. Step 5: Solve for x
    x = 152,462,414.21/20,532.76
  6. Step 6: Final answer
    x = 7,425.32

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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.