Home / 20,026.53-30,039.48-5,236.34

Finding the Fourth Proportional to 20,026.53, 30,039.48 and 5,236.34

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Solution

The fourth proportional to 20,026.53, 30,039.48 and 5,236.34 is: 7,854.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,026.53 : 30,039.48 = 5,236.34 : x
  2. Step 2: Convert to fraction form
    20,026.53/30,039.48 = 5,236.34/x
  3. Step 3: Cross multiply
    20,026.53x = 30,039.48 × 5,236.34
  4. Step 4: Simplify right side
    20,026.53x = 157,296,780.51
  5. Step 5: Solve for x
    x = 157,296,780.51/20,026.53
  6. Step 6: Final answer
    x = 7,854.42

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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.