Home / 14,325.60-21,475.44-5,089.44

Finding the Fourth Proportional to 14,325.60, 21,475.44 and 5,089.44

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Solution

The fourth proportional to 14,325.60, 21,475.44 and 5,089.44 is: 7,629.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,325.60 : 21,475.44 = 5,089.44 : x
  2. Step 2: Convert to fraction form
    14,325.60/21,475.44 = 5,089.44/x
  3. Step 3: Cross multiply
    14,325.60x = 21,475.44 × 5,089.44
  4. Step 4: Simplify right side
    14,325.60x = 109,297,963.35
  5. Step 5: Solve for x
    x = 109,297,963.35/14,325.60
  6. Step 6: Final answer
    x = 7,629.56

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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.