Home / 31,651.66-43,678.92-17,504.20

Finding the Fourth Proportional to 31,651.66, 43,678.92 and 17,504.20

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Solution

The fourth proportional to 31,651.66, 43,678.92 and 17,504.20 is: 24,155.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,651.66 : 43,678.92 = 17,504.20 : x
  2. Step 2: Convert to fraction form
    31,651.66/43,678.92 = 17,504.20/x
  3. Step 3: Cross multiply
    31,651.66x = 43,678.92 × 17,504.20
  4. Step 4: Simplify right side
    31,651.66x = 764,564,551.46
  5. Step 5: Solve for x
    x = 764,564,551.46/31,651.66
  6. Step 6: Final answer
    x = 24,155.59

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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.