Home / 33,688.09-50,532.14-18,907.39

Finding the Fourth Proportional to 33,688.09, 50,532.14 and 18,907.39

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Solution

The fourth proportional to 33,688.09, 50,532.14 and 18,907.39 is: 28,361.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,688.09 : 50,532.14 = 18,907.39 : x
  2. Step 2: Convert to fraction form
    33,688.09/50,532.14 = 18,907.39/x
  3. Step 3: Cross multiply
    33,688.09x = 50,532.14 × 18,907.39
  4. Step 4: Simplify right side
    33,688.09x = 955,430,878.51
  5. Step 5: Solve for x
    x = 955,430,878.51/33,688.09
  6. Step 6: Final answer
    x = 28,361.09

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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.