Home / 26,664.54-40,008.49-12,634.58

Finding the Fourth Proportional to 26,664.54, 40,008.49 and 12,634.58

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Solution

The fourth proportional to 26,664.54, 40,008.49 and 12,634.58 is: 18,957.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,664.54 : 40,008.49 = 12,634.58 : x
  2. Step 2: Convert to fraction form
    26,664.54/40,008.49 = 12,634.58/x
  3. Step 3: Cross multiply
    26,664.54x = 40,008.49 × 12,634.58
  4. Step 4: Simplify right side
    26,664.54x = 505,490,536.02
  5. Step 5: Solve for x
    x = 505,490,536.02/26,664.54
  6. Step 6: Final answer
    x = 18,957.41

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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.