Home / 13,922.64-20,884.91-4,560.19

Finding the Fourth Proportional to 13,922.64, 20,884.91 and 4,560.19

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Solution

The fourth proportional to 13,922.64, 20,884.91 and 4,560.19 is: 6,840.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,922.64 : 20,884.91 = 4,560.19 : x
  2. Step 2: Convert to fraction form
    13,922.64/20,884.91 = 4,560.19/x
  3. Step 3: Cross multiply
    13,922.64x = 20,884.91 × 4,560.19
  4. Step 4: Simplify right side
    13,922.64x = 95,239,082.72
  5. Step 5: Solve for x
    x = 95,239,082.72/13,922.64
  6. Step 6: Final answer
    x = 6,840.59

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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.