Home / 32,832.12-45,308.28-19,408.21

Finding the Fourth Proportional to 32,832.12, 45,308.28 and 19,408.21

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Solution

The fourth proportional to 32,832.12, 45,308.28 and 19,408.21 is: 26,783.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,832.12 : 45,308.28 = 19,408.21 : x
  2. Step 2: Convert to fraction form
    32,832.12/45,308.28 = 19,408.21/x
  3. Step 3: Cross multiply
    32,832.12x = 45,308.28 × 19,408.21
  4. Step 4: Simplify right side
    32,832.12x = 879,352,612.98
  5. Step 5: Solve for x
    x = 879,352,612.98/32,832.12
  6. Step 6: Final answer
    x = 26,783.30

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.