Home / 20,327.46-30,486.27-5,536.45

Finding the Fourth Proportional to 20,327.46, 30,486.27 and 5,536.45

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Solution

The fourth proportional to 20,327.46, 30,486.27 and 5,536.45 is: 8,303.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,327.46 : 30,486.27 = 5,536.45 : x
  2. Step 2: Convert to fraction form
    20,327.46/30,486.27 = 5,536.45/x
  3. Step 3: Cross multiply
    20,327.46x = 30,486.27 × 5,536.45
  4. Step 4: Simplify right side
    20,327.46x = 168,785,768.41
  5. Step 5: Solve for x
    x = 168,785,768.41/20,327.46
  6. Step 6: Final answer
    x = 8,303.34

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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.