Home / 26,669.88-40,014.90-11,892.60

Finding the Fourth Proportional to 26,669.88, 40,014.90 and 11,892.60

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Solution

The fourth proportional to 26,669.88, 40,014.90 and 11,892.60 is: 17,843.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,669.88 : 40,014.90 = 11,892.60 : x
  2. Step 2: Convert to fraction form
    26,669.88/40,014.90 = 11,892.60/x
  3. Step 3: Cross multiply
    26,669.88x = 40,014.90 × 11,892.60
  4. Step 4: Simplify right side
    26,669.88x = 475,881,199.74
  5. Step 5: Solve for x
    x = 475,881,199.74/26,669.88
  6. Step 6: Final answer
    x = 17,843.39

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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.