Home / 49,373.21-74,059.47-19,790.62

Finding the Fourth Proportional to 49,373.21, 74,059.47 and 19,790.62

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Solution

The fourth proportional to 49,373.21, 74,059.47 and 19,790.62 is: 29,685.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,373.21 : 74,059.47 = 19,790.62 : x
  2. Step 2: Convert to fraction form
    49,373.21/74,059.47 = 19,790.62/x
  3. Step 3: Cross multiply
    49,373.21x = 74,059.47 × 19,790.62
  4. Step 4: Simplify right side
    49,373.21x = 1,465,682,828.17
  5. Step 5: Solve for x
    x = 1,465,682,828.17/49,373.21
  6. Step 6: Final answer
    x = 29,685.79

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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.