Home / 26,906.48-40,353.80-10,260.68

Finding the Fourth Proportional to 26,906.48, 40,353.80 and 10,260.68

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Solution

The fourth proportional to 26,906.48, 40,353.80 and 10,260.68 is: 15,388.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,906.48 : 40,353.80 = 10,260.68 : x
  2. Step 2: Convert to fraction form
    26,906.48/40,353.80 = 10,260.68/x
  3. Step 3: Cross multiply
    26,906.48x = 40,353.80 × 10,260.68
  4. Step 4: Simplify right side
    26,906.48x = 414,057,175.51
  5. Step 5: Solve for x
    x = 414,057,175.51/26,906.48
  6. Step 6: Final answer
    x = 15,388.75

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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.