Home / 14,811.54-22,217.31-6,489.60

Finding the Fourth Proportional to 14,811.54, 22,217.31 and 6,489.60

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Solution

The fourth proportional to 14,811.54, 22,217.31 and 6,489.60 is: 9,734.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,811.54 : 22,217.31 = 6,489.60 : x
  2. Step 2: Convert to fraction form
    14,811.54/22,217.31 = 6,489.60/x
  3. Step 3: Cross multiply
    14,811.54x = 22,217.31 × 6,489.60
  4. Step 4: Simplify right side
    14,811.54x = 144,181,454.98
  5. Step 5: Solve for x
    x = 144,181,454.98/14,811.54
  6. Step 6: Final answer
    x = 9,734.40

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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.