Home / 50,483.76-69,668.04-31,631.92

Finding the Fourth Proportional to 50,483.76, 69,668.04 and 31,631.92

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Solution

The fourth proportional to 50,483.76, 69,668.04 and 31,631.92 is: 43,652.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,483.76 : 69,668.04 = 31,631.92 : x
  2. Step 2: Convert to fraction form
    50,483.76/69,668.04 = 31,631.92/x
  3. Step 3: Cross multiply
    50,483.76x = 69,668.04 × 31,631.92
  4. Step 4: Simplify right side
    50,483.76x = 2,203,733,867.84
  5. Step 5: Solve for x
    x = 2,203,733,867.84/50,483.76
  6. Step 6: Final answer
    x = 43,652.33

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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.