Home / 14,482.20-21,759.60-9,219.48

Finding the Fourth Proportional to 14,482.20, 21,759.60 and 9,219.48

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Solution

The fourth proportional to 14,482.20, 21,759.60 and 9,219.48 is: 13,852.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,482.20 : 21,759.60 = 9,219.48 : x
  2. Step 2: Convert to fraction form
    14,482.20/21,759.60 = 9,219.48/x
  3. Step 3: Cross multiply
    14,482.20x = 21,759.60 × 9,219.48
  4. Step 4: Simplify right side
    14,482.20x = 200,612,197.01
  5. Step 5: Solve for x
    x = 200,612,197.01/14,482.20
  6. Step 6: Final answer
    x = 13,852.33

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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.