Home / 14,743.09-22,106.07-4,879.72

Finding the Fourth Proportional to 14,743.09, 22,106.07 and 4,879.72

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Solution

The fourth proportional to 14,743.09, 22,106.07 and 4,879.72 is: 7,316.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,743.09 : 22,106.07 = 4,879.72 : x
  2. Step 2: Convert to fraction form
    14,743.09/22,106.07 = 4,879.72/x
  3. Step 3: Cross multiply
    14,743.09x = 22,106.07 × 4,879.72
  4. Step 4: Simplify right side
    14,743.09x = 107,871,431.90
  5. Step 5: Solve for x
    x = 107,871,431.90/14,743.09
  6. Step 6: Final answer
    x = 7,316.75

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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.