Home / 14,197.44-19,594.80-7,911.84

Finding the Fourth Proportional to 14,197.44, 19,594.80 and 7,911.84

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Solution

The fourth proportional to 14,197.44, 19,594.80 and 7,911.84 is: 10,919.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,197.44 : 19,594.80 = 7,911.84 : x
  2. Step 2: Convert to fraction form
    14,197.44/19,594.80 = 7,911.84/x
  3. Step 3: Cross multiply
    14,197.44x = 19,594.80 × 7,911.84
  4. Step 4: Simplify right side
    14,197.44x = 155,030,922.43
  5. Step 5: Solve for x
    x = 155,030,922.43/14,197.44
  6. Step 6: Final answer
    x = 10,919.64

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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.