Home / 20,582.07-30,873.09-4,999.68

Finding the Fourth Proportional to 20,582.07, 30,873.09 and 4,999.68

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Solution

The fourth proportional to 20,582.07, 30,873.09 and 4,999.68 is: 7,499.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,582.07 : 30,873.09 = 4,999.68 : x
  2. Step 2: Convert to fraction form
    20,582.07/30,873.09 = 4,999.68/x
  3. Step 3: Cross multiply
    20,582.07x = 30,873.09 × 4,999.68
  4. Step 4: Simplify right side
    20,582.07x = 154,355,570.61
  5. Step 5: Solve for x
    x = 154,355,570.61/20,582.07
  6. Step 6: Final answer
    x = 7,499.52

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Similar ratio
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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.