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Finding the Fourth Proportional to 23,969.98, 35,912.78 and 21,360.70

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Solution

The fourth proportional to 23,969.98, 35,912.78 and 21,360.70 is: 32,003.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,969.98 : 35,912.78 = 21,360.70 : x
  2. Step 2: Convert to fraction form
    23,969.98/35,912.78 = 21,360.70/x
  3. Step 3: Cross multiply
    23,969.98x = 35,912.78 × 21,360.70
  4. Step 4: Simplify right side
    23,969.98x = 767,122,119.75
  5. Step 5: Solve for x
    x = 767,122,119.75/23,969.98
  6. Step 6: Final answer
    x = 32,003.45

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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.