Home / 20,484.23-30,736.37-7,337.61

Finding the Fourth Proportional to 20,484.23, 30,736.37 and 7,337.61

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Solution

The fourth proportional to 20,484.23, 30,736.37 and 7,337.61 is: 11,010.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,484.23 : 30,736.37 = 7,337.61 : x
  2. Step 2: Convert to fraction form
    20,484.23/30,736.37 = 7,337.61/x
  3. Step 3: Cross multiply
    20,484.23x = 30,736.37 × 7,337.61
  4. Step 4: Simplify right side
    20,484.23x = 225,531,514.22
  5. Step 5: Solve for x
    x = 225,531,514.22/20,484.23
  6. Step 6: Final answer
    x = 11,010.01

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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.