Home / 20,494.33-30,741.50-5,703.26

Finding the Fourth Proportional to 20,494.33, 30,741.50 and 5,703.26

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Solution

The fourth proportional to 20,494.33, 30,741.50 and 5,703.26 is: 8,554.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,494.33 : 30,741.50 = 5,703.26 : x
  2. Step 2: Convert to fraction form
    20,494.33/30,741.50 = 5,703.26/x
  3. Step 3: Cross multiply
    20,494.33x = 30,741.50 × 5,703.26
  4. Step 4: Simplify right side
    20,494.33x = 175,326,627.84
  5. Step 5: Solve for x
    x = 175,326,627.84/20,494.33
  6. Step 6: Final answer
    x = 8,554.89

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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.