Home / 21,392.44-32,087.22-7,539.64

Finding the Fourth Proportional to 21,392.44, 32,087.22 and 7,539.64

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Solution

The fourth proportional to 21,392.44, 32,087.22 and 7,539.64 is: 11,308.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,392.44 : 32,087.22 = 7,539.64 : x
  2. Step 2: Convert to fraction form
    21,392.44/32,087.22 = 7,539.64/x
  3. Step 3: Cross multiply
    21,392.44x = 32,087.22 × 7,539.64
  4. Step 4: Simplify right side
    21,392.44x = 241,926,087.40
  5. Step 5: Solve for x
    x = 241,926,087.40/21,392.44
  6. Step 6: Final answer
    x = 11,308.95

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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.