Home / 26,664.83-39,937.10-20,694.02

Finding the Fourth Proportional to 26,664.83, 39,937.10 and 20,694.02

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Solution

The fourth proportional to 26,664.83, 39,937.10 and 20,694.02 is: 30,994.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,664.83 : 39,937.10 = 20,694.02 : x
  2. Step 2: Convert to fraction form
    26,664.83/39,937.10 = 20,694.02/x
  3. Step 3: Cross multiply
    26,664.83x = 39,937.10 × 20,694.02
  4. Step 4: Simplify right side
    26,664.83x = 826,459,146.14
  5. Step 5: Solve for x
    x = 826,459,146.14/26,664.83
  6. Step 6: Final answer
    x = 30,994.35

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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.