Home / 21,973.16-32,964.60-6,392

Finding the Fourth Proportional to 21,973.16, 32,964.60 and 6,392

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Solution

The fourth proportional to 21,973.16, 32,964.60 and 6,392 is: 9,589.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,973.16 : 32,964.60 = 6,392 : x
  2. Step 2: Convert to fraction form
    21,973.16/32,964.60 = 6,392/x
  3. Step 3: Cross multiply
    21,973.16x = 32,964.60 × 6,392
  4. Step 4: Simplify right side
    21,973.16x = 210,709,723.20
  5. Step 5: Solve for x
    x = 210,709,723.20/21,973.16
  6. Step 6: Final answer
    x = 9,589.41

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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.