Home / 26,437.45-39,662.15-8,906.80

Finding the Fourth Proportional to 26,437.45, 39,662.15 and 8,906.80

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Solution

The fourth proportional to 26,437.45, 39,662.15 and 8,906.80 is: 13,362.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,437.45 : 39,662.15 = 8,906.80 : x
  2. Step 2: Convert to fraction form
    26,437.45/39,662.15 = 8,906.80/x
  3. Step 3: Cross multiply
    26,437.45x = 39,662.15 × 8,906.80
  4. Step 4: Simplify right side
    26,437.45x = 353,262,837.62
  5. Step 5: Solve for x
    x = 353,262,837.62/26,437.45
  6. Step 6: Final answer
    x = 13,362.21

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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.