Home / 49,502.19-74,236-19,912.35

Finding the Fourth Proportional to 49,502.19, 74,236 and 19,912.35

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Solution

The fourth proportional to 49,502.19, 74,236 and 19,912.35 is: 29,861.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,502.19 : 74,236 = 19,912.35 : x
  2. Step 2: Convert to fraction form
    49,502.19/74,236 = 19,912.35/x
  3. Step 3: Cross multiply
    49,502.19x = 74,236 × 19,912.35
  4. Step 4: Simplify right side
    49,502.19x = 1,478,213,214.60
  5. Step 5: Solve for x
    x = 1,478,213,214.60/49,502.19
  6. Step 6: Final answer
    x = 29,861.57

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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.