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Finding the Fourth Proportional to 23,970.98, 35,914.28 and 21,361.70

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Solution

The fourth proportional to 23,970.98, 35,914.28 and 21,361.70 is: 32,004.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,970.98 : 35,914.28 = 21,361.70 : x
  2. Step 2: Convert to fraction form
    23,970.98/35,914.28 = 21,361.70/x
  3. Step 3: Cross multiply
    23,970.98x = 35,914.28 × 21,361.70
  4. Step 4: Simplify right side
    23,970.98x = 767,190,075.08
  5. Step 5: Solve for x
    x = 767,190,075.08/23,970.98
  6. Step 6: Final answer
    x = 32,004.95

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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.