Home / 49,460.67-74,161.10-19,438.98

Finding the Fourth Proportional to 49,460.67, 74,161.10 and 19,438.98

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Solution

The fourth proportional to 49,460.67, 74,161.10 and 19,438.98 is: 29,146.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,460.67 : 74,161.10 = 19,438.98 : x
  2. Step 2: Convert to fraction form
    49,460.67/74,161.10 = 19,438.98/x
  3. Step 3: Cross multiply
    49,460.67x = 74,161.10 × 19,438.98
  4. Step 4: Simplify right side
    49,460.67x = 1,441,616,042.48
  5. Step 5: Solve for x
    x = 1,441,616,042.48/49,460.67
  6. Step 6: Final answer
    x = 29,146.71

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1.5x scale

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.