Home / 14,720.26-22,078.23-4,859.86

Finding the Fourth Proportional to 14,720.26, 22,078.23 and 4,859.86

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Solution

The fourth proportional to 14,720.26, 22,078.23 and 4,859.86 is: 7,289.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,720.26 : 22,078.23 = 4,859.86 : x
  2. Step 2: Convert to fraction form
    14,720.26/22,078.23 = 4,859.86/x
  3. Step 3: Cross multiply
    14,720.26x = 22,078.23 × 4,859.86
  4. Step 4: Simplify right side
    14,720.26x = 107,297,106.85
  5. Step 5: Solve for x
    x = 107,297,106.85/14,720.26
  6. Step 6: Final answer
    x = 7,289.08

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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.