Home / 49,611.97-74,421.75-14,072.68

Finding the Fourth Proportional to 49,611.97, 74,421.75 and 14,072.68

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Solution

The fourth proportional to 49,611.97, 74,421.75 and 14,072.68 is: 21,110.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,611.97 : 74,421.75 = 14,072.68 : x
  2. Step 2: Convert to fraction form
    49,611.97/74,421.75 = 14,072.68/x
  3. Step 3: Cross multiply
    49,611.97x = 74,421.75 × 14,072.68
  4. Step 4: Simplify right side
    49,611.97x = 1,047,313,472.79
  5. Step 5: Solve for x
    x = 1,047,313,472.79/49,611.97
  6. Step 6: Final answer
    x = 21,110.10

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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.