Home / 31,731.14-43,790.73-17,583.68

Finding the Fourth Proportional to 31,731.14, 43,790.73 and 17,583.68

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Solution

The fourth proportional to 31,731.14, 43,790.73 and 17,583.68 is: 24,266.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,731.14 : 43,790.73 = 17,583.68 : x
  2. Step 2: Convert to fraction form
    31,731.14/43,790.73 = 17,583.68/x
  3. Step 3: Cross multiply
    31,731.14x = 43,790.73 × 17,583.68
  4. Step 4: Simplify right side
    31,731.14x = 770,002,226.82
  5. Step 5: Solve for x
    x = 770,002,226.82/31,731.14
  6. Step 6: Final answer
    x = 24,266.45

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1.5x scale

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.