Home / 26,980.79-40,467.24-19,519.93

Finding the Fourth Proportional to 26,980.79, 40,467.24 and 19,519.93

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Solution

The fourth proportional to 26,980.79, 40,467.24 and 19,519.93 is: 29,277.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,980.79 : 40,467.24 = 19,519.93 : x
  2. Step 2: Convert to fraction form
    26,980.79/40,467.24 = 19,519.93/x
  3. Step 3: Cross multiply
    26,980.79x = 40,467.24 × 19,519.93
  4. Step 4: Simplify right side
    26,980.79x = 789,917,594.49
  5. Step 5: Solve for x
    x = 789,917,594.49/26,980.79
  6. Step 6: Final answer
    x = 29,277.04

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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.