Home / 20,623.04-30,933.12-6,582.80

Finding the Fourth Proportional to 20,623.04, 30,933.12 and 6,582.80

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Solution

The fourth proportional to 20,623.04, 30,933.12 and 6,582.80 is: 9,873.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,623.04 : 30,933.12 = 6,582.80 : x
  2. Step 2: Convert to fraction form
    20,623.04/30,933.12 = 6,582.80/x
  3. Step 3: Cross multiply
    20,623.04x = 30,933.12 × 6,582.80
  4. Step 4: Simplify right side
    20,623.04x = 203,626,542.34
  5. Step 5: Solve for x
    x = 203,626,542.34/20,623.04
  6. Step 6: Final answer
    x = 9,873.74

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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.