Home / 26,913.56-40,370.31-19,448.60

Finding the Fourth Proportional to 26,913.56, 40,370.31 and 19,448.60

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Solution

The fourth proportional to 26,913.56, 40,370.31 and 19,448.60 is: 29,172.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,913.56 : 40,370.31 = 19,448.60 : x
  2. Step 2: Convert to fraction form
    26,913.56/40,370.31 = 19,448.60/x
  3. Step 3: Cross multiply
    26,913.56x = 40,370.31 × 19,448.60
  4. Step 4: Simplify right side
    26,913.56x = 785,145,809.21
  5. Step 5: Solve for x
    x = 785,145,809.21/26,913.56
  6. Step 6: Final answer
    x = 29,172.88

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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.