Home / 21,492.48-32,247.68-8,354.08

Finding the Fourth Proportional to 21,492.48, 32,247.68 and 8,354.08

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Solution

The fourth proportional to 21,492.48, 32,247.68 and 8,354.08 is: 12,534.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,492.48 : 32,247.68 = 8,354.08 : x
  2. Step 2: Convert to fraction form
    21,492.48/32,247.68 = 8,354.08/x
  3. Step 3: Cross multiply
    21,492.48x = 32,247.68 × 8,354.08
  4. Step 4: Simplify right side
    21,492.48x = 269,399,698.53
  5. Step 5: Solve for x
    x = 269,399,698.53/21,492.48
  6. Step 6: Final answer
    x = 12,534.60

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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.