Home / 49,454.46-74,191.41-18,289.98

Finding the Fourth Proportional to 49,454.46, 74,191.41 and 18,289.98

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Solution

The fourth proportional to 49,454.46, 74,191.41 and 18,289.98 is: 27,438.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,454.46 : 74,191.41 = 18,289.98 : x
  2. Step 2: Convert to fraction form
    49,454.46/74,191.41 = 18,289.98/x
  3. Step 3: Cross multiply
    49,454.46x = 74,191.41 × 18,289.98
  4. Step 4: Simplify right side
    49,454.46x = 1,356,959,405.07
  5. Step 5: Solve for x
    x = 1,356,959,405.07/49,454.46
  6. Step 6: Final answer
    x = 27,438.56

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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.