Home / 31,973.44-47,965.09-10,908.55

Finding the Fourth Proportional to 31,973.44, 47,965.09 and 10,908.55

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Solution

The fourth proportional to 31,973.44, 47,965.09 and 10,908.55 is: 16,364.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,973.44 : 47,965.09 = 10,908.55 : x
  2. Step 2: Convert to fraction form
    31,973.44/47,965.09 = 10,908.55/x
  3. Step 3: Cross multiply
    31,973.44x = 47,965.09 × 10,908.55
  4. Step 4: Simplify right side
    31,973.44x = 523,229,582.52
  5. Step 5: Solve for x
    x = 523,229,582.52/31,973.44
  6. Step 6: Final answer
    x = 16,364.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.