Home / 49,376.71-74,074.28-19,796.86

Finding the Fourth Proportional to 49,376.71, 74,074.28 and 19,796.86

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Solution

The fourth proportional to 49,376.71, 74,074.28 and 19,796.86 is: 29,698.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,376.71 : 74,074.28 = 19,796.86 : x
  2. Step 2: Convert to fraction form
    49,376.71/74,074.28 = 19,796.86/x
  3. Step 3: Cross multiply
    49,376.71x = 74,074.28 × 19,796.86
  4. Step 4: Simplify right side
    49,376.71x = 1,466,438,150.76
  5. Step 5: Solve for x
    x = 1,466,438,150.76/49,376.71
  6. Step 6: Final answer
    x = 29,698.98

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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.