Home / 26,407.97-39,612.04-6,686.51

Finding the Fourth Proportional to 26,407.97, 39,612.04 and 6,686.51

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Solution

The fourth proportional to 26,407.97, 39,612.04 and 6,686.51 is: 10,029.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,407.97 : 39,612.04 = 6,686.51 : x
  2. Step 2: Convert to fraction form
    26,407.97/39,612.04 = 6,686.51/x
  3. Step 3: Cross multiply
    26,407.97x = 39,612.04 × 6,686.51
  4. Step 4: Simplify right side
    26,407.97x = 264,866,383.89
  5. Step 5: Solve for x
    x = 264,866,383.89/26,407.97
  6. Step 6: Final answer
    x = 10,029.79

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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.