Home / 14,791.26-20,412.06-8,503.76

Finding the Fourth Proportional to 14,791.26, 20,412.06 and 8,503.76

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Solution

The fourth proportional to 14,791.26, 20,412.06 and 8,503.76 is: 11,735.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,791.26 : 20,412.06 = 8,503.76 : x
  2. Step 2: Convert to fraction form
    14,791.26/20,412.06 = 8,503.76/x
  3. Step 3: Cross multiply
    14,791.26x = 20,412.06 × 8,503.76
  4. Step 4: Simplify right side
    14,791.26x = 173,579,259.35
  5. Step 5: Solve for x
    x = 173,579,259.35/14,791.26
  6. Step 6: Final answer
    x = 11,735.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.