Home / 14,271.93-21,408.03-3,883.68

Finding the Fourth Proportional to 14,271.93, 21,408.03 and 3,883.68

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Solution

The fourth proportional to 14,271.93, 21,408.03 and 3,883.68 is: 5,825.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,271.93 : 21,408.03 = 3,883.68 : x
  2. Step 2: Convert to fraction form
    14,271.93/21,408.03 = 3,883.68/x
  3. Step 3: Cross multiply
    14,271.93x = 21,408.03 × 3,883.68
  4. Step 4: Simplify right side
    14,271.93x = 83,141,937.95
  5. Step 5: Solve for x
    x = 83,141,937.95/14,271.93
  6. Step 6: Final answer
    x = 5,825.56

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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.