Home / 14,724.48-20,324.16-8,441.04

Finding the Fourth Proportional to 14,724.48, 20,324.16 and 8,441.04

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Solution

The fourth proportional to 14,724.48, 20,324.16 and 8,441.04 is: 11,651.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,724.48 : 20,324.16 = 8,441.04 : x
  2. Step 2: Convert to fraction form
    14,724.48/20,324.16 = 8,441.04/x
  3. Step 3: Cross multiply
    14,724.48x = 20,324.16 × 8,441.04
  4. Step 4: Simplify right side
    14,724.48x = 171,557,047.53
  5. Step 5: Solve for x
    x = 171,557,047.53/14,724.48
  6. Step 6: Final answer
    x = 11,651.14

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1.5x scale

Why These Related Problems?

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