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Finding the Fourth Proportional to 23,957.68, 35,924.46 and 13,965.64

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Solution

The fourth proportional to 23,957.68, 35,924.46 and 13,965.64 is: 20,941.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,957.68 : 35,924.46 = 13,965.64 : x
  2. Step 2: Convert to fraction form
    23,957.68/35,924.46 = 13,965.64/x
  3. Step 3: Cross multiply
    23,957.68x = 35,924.46 × 13,965.64
  4. Step 4: Simplify right side
    23,957.68x = 501,708,075.55
  5. Step 5: Solve for x
    x = 501,708,075.55/23,957.68
  6. Step 6: Final answer
    x = 20,941.43

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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.