Home / 49,946.94-74,923.29-18,782.46

Finding the Fourth Proportional to 49,946.94, 74,923.29 and 18,782.46

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Solution

The fourth proportional to 49,946.94, 74,923.29 and 18,782.46 is: 28,174.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,946.94 : 74,923.29 = 18,782.46 : x
  2. Step 2: Convert to fraction form
    49,946.94/74,923.29 = 18,782.46/x
  3. Step 3: Cross multiply
    49,946.94x = 74,923.29 × 18,782.46
  4. Step 4: Simplify right side
    49,946.94x = 1,407,243,697.49
  5. Step 5: Solve for x
    x = 1,407,243,697.49/49,946.94
  6. Step 6: Final answer
    x = 28,174.77

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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.