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Finding the Fourth Proportional to 23,959.44, 35,964.72 and 21,203.64

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Solution

The fourth proportional to 23,959.44, 35,964.72 and 21,203.64 is: 31,828.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,959.44 : 35,964.72 = 21,203.64 : x
  2. Step 2: Convert to fraction form
    23,959.44/35,964.72 = 21,203.64/x
  3. Step 3: Cross multiply
    23,959.44x = 35,964.72 × 21,203.64
  4. Step 4: Simplify right side
    23,959.44x = 762,582,975.58
  5. Step 5: Solve for x
    x = 762,582,975.58/23,959.44
  6. Step 6: Final answer
    x = 31,828.08

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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.