Home / 20,623.77-30,941.79-6,584.70

Finding the Fourth Proportional to 20,623.77, 30,941.79 and 6,584.70

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Solution

The fourth proportional to 20,623.77, 30,941.79 and 6,584.70 is: 9,879.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,623.77 : 30,941.79 = 6,584.70 : x
  2. Step 2: Convert to fraction form
    20,623.77/30,941.79 = 6,584.70/x
  3. Step 3: Cross multiply
    20,623.77x = 30,941.79 × 6,584.70
  4. Step 4: Simplify right side
    20,623.77x = 203,742,404.61
  5. Step 5: Solve for x
    x = 203,742,404.61/20,623.77
  6. Step 6: Final answer
    x = 9,879.01

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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.