Home / 14,549.21-21,825.52-5,190.56

Finding the Fourth Proportional to 14,549.21, 21,825.52 and 5,190.56

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Solution

The fourth proportional to 14,549.21, 21,825.52 and 5,190.56 is: 7,786.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,549.21 : 21,825.52 = 5,190.56 : x
  2. Step 2: Convert to fraction form
    14,549.21/21,825.52 = 5,190.56/x
  3. Step 3: Cross multiply
    14,549.21x = 21,825.52 × 5,190.56
  4. Step 4: Simplify right side
    14,549.21x = 113,286,580.40
  5. Step 5: Solve for x
    x = 113,286,580.40/14,549.21
  6. Step 6: Final answer
    x = 7,786.44

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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.