Home / 19,403.24-29,106.74-7,713.84

Finding the Fourth Proportional to 19,403.24, 29,106.74 and 7,713.84

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Solution

The fourth proportional to 19,403.24, 29,106.74 and 7,713.84 is: 11,571.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,403.24 : 29,106.74 = 7,713.84 : x
  2. Step 2: Convert to fraction form
    19,403.24/29,106.74 = 7,713.84/x
  3. Step 3: Cross multiply
    19,403.24x = 29,106.74 × 7,713.84
  4. Step 4: Simplify right side
    19,403.24x = 224,524,735.28
  5. Step 5: Solve for x
    x = 224,524,735.28/19,403.24
  6. Step 6: Final answer
    x = 11,571.51

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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.