Home / 14,216.88-21,316.20-5,902.64

Finding the Fourth Proportional to 14,216.88, 21,316.20 and 5,902.64

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Solution

The fourth proportional to 14,216.88, 21,316.20 and 5,902.64 is: 8,850.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,216.88 : 21,316.20 = 5,902.64 : x
  2. Step 2: Convert to fraction form
    14,216.88/21,316.20 = 5,902.64/x
  3. Step 3: Cross multiply
    14,216.88x = 21,316.20 × 5,902.64
  4. Step 4: Simplify right side
    14,216.88x = 125,821,782.62
  5. Step 5: Solve for x
    x = 125,821,782.62/14,216.88
  6. Step 6: Final answer
    x = 8,850.17

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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.