Home / 14,262.30-21,401.55-5,497.74

Finding the Fourth Proportional to 14,262.30, 21,401.55 and 5,497.74

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Solution

The fourth proportional to 14,262.30, 21,401.55 and 5,497.74 is: 8,249.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,262.30 : 21,401.55 = 5,497.74 : x
  2. Step 2: Convert to fraction form
    14,262.30/21,401.55 = 5,497.74/x
  3. Step 3: Cross multiply
    14,262.30x = 21,401.55 × 5,497.74
  4. Step 4: Simplify right side
    14,262.30x = 117,660,157.50
  5. Step 5: Solve for x
    x = 117,660,157.50/14,262.30
  6. Step 6: Final answer
    x = 8,249.73

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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.