Home / 26,968.39-37,219.01-20,150.57

Finding the Fourth Proportional to 26,968.39, 37,219.01 and 20,150.57

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Solution

The fourth proportional to 26,968.39, 37,219.01 and 20,150.57 is: 27,809.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,968.39 : 37,219.01 = 20,150.57 : x
  2. Step 2: Convert to fraction form
    26,968.39/37,219.01 = 20,150.57/x
  3. Step 3: Cross multiply
    26,968.39x = 37,219.01 × 20,150.57
  4. Step 4: Simplify right side
    26,968.39x = 749,984,258.63
  5. Step 5: Solve for x
    x = 749,984,258.63/26,968.39
  6. Step 6: Final answer
    x = 27,809.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.