Home / 20,368.24-30,550.90-6,327.93

Finding the Fourth Proportional to 20,368.24, 30,550.90 and 6,327.93

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Solution

The fourth proportional to 20,368.24, 30,550.90 and 6,327.93 is: 9,491.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,368.24 : 30,550.90 = 6,327.93 : x
  2. Step 2: Convert to fraction form
    20,368.24/30,550.90 = 6,327.93/x
  3. Step 3: Cross multiply
    20,368.24x = 30,550.90 × 6,327.93
  4. Step 4: Simplify right side
    20,368.24x = 193,323,956.64
  5. Step 5: Solve for x
    x = 193,323,956.64/20,368.24
  6. Step 6: Final answer
    x = 9,491.44

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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.