Home / 17,845.37-26,768.24-7,312.68

Finding the Fourth Proportional to 17,845.37, 26,768.24 and 7,312.68

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Solution

The fourth proportional to 17,845.37, 26,768.24 and 7,312.68 is: 10,969.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,845.37 : 26,768.24 = 7,312.68 : x
  2. Step 2: Convert to fraction form
    17,845.37/26,768.24 = 7,312.68/x
  3. Step 3: Cross multiply
    17,845.37x = 26,768.24 × 7,312.68
  4. Step 4: Simplify right side
    17,845.37x = 195,747,573.28
  5. Step 5: Solve for x
    x = 195,747,573.28/17,845.37
  6. Step 6: Final answer
    x = 10,969.10

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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.