Home / 49,485.71-74,214.05-13,944.67

Finding the Fourth Proportional to 49,485.71, 74,214.05 and 13,944.67

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Solution

The fourth proportional to 49,485.71, 74,214.05 and 13,944.67 is: 20,912.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,485.71 : 74,214.05 = 13,944.67 : x
  2. Step 2: Convert to fraction form
    49,485.71/74,214.05 = 13,944.67/x
  3. Step 3: Cross multiply
    49,485.71x = 74,214.05 × 13,944.67
  4. Step 4: Simplify right side
    49,485.71x = 1,034,890,436.61
  5. Step 5: Solve for x
    x = 1,034,890,436.61/49,485.71
  6. Step 6: Final answer
    x = 20,912.91

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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.