Home / 31,632.72-43,653.24-17,485.26

Finding the Fourth Proportional to 31,632.72, 43,653.24 and 17,485.26

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Solution

The fourth proportional to 31,632.72, 43,653.24 and 17,485.26 is: 24,129.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,632.72 : 43,653.24 = 17,485.26 : x
  2. Step 2: Convert to fraction form
    31,632.72/43,653.24 = 17,485.26/x
  3. Step 3: Cross multiply
    31,632.72x = 43,653.24 × 17,485.26
  4. Step 4: Simplify right side
    31,632.72x = 763,288,251.24
  5. Step 5: Solve for x
    x = 763,288,251.24/31,632.72
  6. Step 6: Final answer
    x = 24,129.71

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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.