Home / 14,772.28-20,380.08-9,466.24

Finding the Fourth Proportional to 14,772.28, 20,380.08 and 9,466.24

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Solution

The fourth proportional to 14,772.28, 20,380.08 and 9,466.24 is: 13,059.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,772.28 : 20,380.08 = 9,466.24 : x
  2. Step 2: Convert to fraction form
    14,772.28/20,380.08 = 9,466.24/x
  3. Step 3: Cross multiply
    14,772.28x = 20,380.08 × 9,466.24
  4. Step 4: Simplify right side
    14,772.28x = 192,922,728.50
  5. Step 5: Solve for x
    x = 192,922,728.50/14,772.28
  6. Step 6: Final answer
    x = 13,059.78

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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.