Home / 21,640.04-32,463.26-6,845.60

Finding the Fourth Proportional to 21,640.04, 32,463.26 and 6,845.60

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Solution

The fourth proportional to 21,640.04, 32,463.26 and 6,845.60 is: 10,269.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,640.04 : 32,463.26 = 6,845.60 : x
  2. Step 2: Convert to fraction form
    21,640.04/32,463.26 = 6,845.60/x
  3. Step 3: Cross multiply
    21,640.04x = 32,463.26 × 6,845.60
  4. Step 4: Simplify right side
    21,640.04x = 222,230,492.66
  5. Step 5: Solve for x
    x = 222,230,492.66/21,640.04
  6. Step 6: Final answer
    x = 10,269.41

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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.