Home / 35,694.15-49,263.10-20,583.81

Finding the Fourth Proportional to 35,694.15, 49,263.10 and 20,583.81

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Solution

The fourth proportional to 35,694.15, 49,263.10 and 20,583.81 is: 28,408.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,694.15 : 49,263.10 = 20,583.81 : x
  2. Step 2: Convert to fraction form
    35,694.15/49,263.10 = 20,583.81/x
  3. Step 3: Cross multiply
    35,694.15x = 49,263.10 × 20,583.81
  4. Step 4: Simplify right side
    35,694.15x = 1,014,022,290.41
  5. Step 5: Solve for x
    x = 1,014,022,290.41/35,694.15
  6. Step 6: Final answer
    x = 28,408.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.