Home / 31,938.44-47,907.66-12,223.04

Finding the Fourth Proportional to 31,938.44, 47,907.66 and 12,223.04

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Solution

The fourth proportional to 31,938.44, 47,907.66 and 12,223.04 is: 18,334.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,938.44 : 47,907.66 = 12,223.04 : x
  2. Step 2: Convert to fraction form
    31,938.44/47,907.66 = 12,223.04/x
  3. Step 3: Cross multiply
    31,938.44x = 47,907.66 × 12,223.04
  4. Step 4: Simplify right side
    31,938.44x = 585,577,244.49
  5. Step 5: Solve for x
    x = 585,577,244.49/31,938.44
  6. Step 6: Final answer
    x = 18,334.56

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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.