Home / 26,739.06-40,102.74-8,972.22

Finding the Fourth Proportional to 26,739.06, 40,102.74 and 8,972.22

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Solution

The fourth proportional to 26,739.06, 40,102.74 and 8,972.22 is: 13,456.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,739.06 : 40,102.74 = 8,972.22 : x
  2. Step 2: Convert to fraction form
    26,739.06/40,102.74 = 8,972.22/x
  3. Step 3: Cross multiply
    26,739.06x = 40,102.74 × 8,972.22
  4. Step 4: Simplify right side
    26,739.06x = 359,810,605.88
  5. Step 5: Solve for x
    x = 359,810,605.88/26,739.06
  6. Step 6: Final answer
    x = 13,456.37

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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.