Home / 49,938.53-74,907.11-12,498.46

Finding the Fourth Proportional to 49,938.53, 74,907.11 and 12,498.46

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Solution

The fourth proportional to 49,938.53, 74,907.11 and 12,498.46 is: 18,747.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,938.53 : 74,907.11 = 12,498.46 : x
  2. Step 2: Convert to fraction form
    49,938.53/74,907.11 = 12,498.46/x
  3. Step 3: Cross multiply
    49,938.53x = 74,907.11 × 12,498.46
  4. Step 4: Simplify right side
    49,938.53x = 936,223,362.03
  5. Step 5: Solve for x
    x = 936,223,362.03/49,938.53
  6. Step 6: Final answer
    x = 18,747.52

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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.