Home / 26,930.07-40,395.42-7,208.37

Finding the Fourth Proportional to 26,930.07, 40,395.42 and 7,208.37

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Solution

The fourth proportional to 26,930.07, 40,395.42 and 7,208.37 is: 10,812.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,930.07 : 40,395.42 = 7,208.37 : x
  2. Step 2: Convert to fraction form
    26,930.07/40,395.42 = 7,208.37/x
  3. Step 3: Cross multiply
    26,930.07x = 40,395.42 × 7,208.37
  4. Step 4: Simplify right side
    26,930.07x = 291,185,133.67
  5. Step 5: Solve for x
    x = 291,185,133.67/26,930.07
  6. Step 6: Final answer
    x = 10,812.64

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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.