Home / 17,222.28-25,833.72-4,742.24

Finding the Fourth Proportional to 17,222.28, 25,833.72 and 4,742.24

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Solution

The fourth proportional to 17,222.28, 25,833.72 and 4,742.24 is: 7,113.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,222.28 : 25,833.72 = 4,742.24 : x
  2. Step 2: Convert to fraction form
    17,222.28/25,833.72 = 4,742.24/x
  3. Step 3: Cross multiply
    17,222.28x = 25,833.72 × 4,742.24
  4. Step 4: Simplify right side
    17,222.28x = 122,509,700.33
  5. Step 5: Solve for x
    x = 122,509,700.33/17,222.28
  6. Step 6: Final answer
    x = 7,113.44

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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.