Home / 31,764.43-43,835.21-17,616.97

Finding the Fourth Proportional to 31,764.43, 43,835.21 and 17,616.97

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Solution

The fourth proportional to 31,764.43, 43,835.21 and 17,616.97 is: 24,311.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,764.43 : 43,835.21 = 17,616.97 : x
  2. Step 2: Convert to fraction form
    31,764.43/43,835.21 = 17,616.97/x
  3. Step 3: Cross multiply
    31,764.43x = 43,835.21 × 17,616.97
  4. Step 4: Simplify right side
    31,764.43x = 772,243,579.51
  5. Step 5: Solve for x
    x = 772,243,579.51/31,764.43
  6. Step 6: Final answer
    x = 24,311.58

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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.