Home / 14,718.55-20,304.46-8,745.99

Finding the Fourth Proportional to 14,718.55, 20,304.46 and 8,745.99

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Solution

The fourth proportional to 14,718.55, 20,304.46 and 8,745.99 is: 12,065.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,718.55 : 20,304.46 = 8,745.99 : x
  2. Step 2: Convert to fraction form
    14,718.55/20,304.46 = 8,745.99/x
  3. Step 3: Cross multiply
    14,718.55x = 20,304.46 × 8,745.99
  4. Step 4: Simplify right side
    14,718.55x = 177,582,582.25
  5. Step 5: Solve for x
    x = 177,582,582.25/14,718.55
  6. Step 6: Final answer
    x = 12,065.22

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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.