Home / 13,971.00-20,954.72-4,608.70

Finding the Fourth Proportional to 13,971.00, 20,954.72 and 4,608.70

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Solution

The fourth proportional to 13,971.00, 20,954.72 and 4,608.70 is: 6,912.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,971.00 : 20,954.72 = 4,608.70 : x
  2. Step 2: Convert to fraction form
    13,971.00/20,954.72 = 4,608.70/x
  3. Step 3: Cross multiply
    13,971.00x = 20,954.72 × 4,608.70
  4. Step 4: Simplify right side
    13,971.00x = 96,574,100.89
  5. Step 5: Solve for x
    x = 96,574,100.89/13,971.00
  6. Step 6: Final answer
    x = 6,912.47

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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.