Home / 13,834.12-19,090.44-8,529.44

Finding the Fourth Proportional to 13,834.12, 19,090.44 and 8,529.44

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Solution

The fourth proportional to 13,834.12, 19,090.44 and 8,529.44 is: 11,770.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,834.12 : 19,090.44 = 8,529.44 : x
  2. Step 2: Convert to fraction form
    13,834.12/19,090.44 = 8,529.44/x
  3. Step 3: Cross multiply
    13,834.12x = 19,090.44 × 8,529.44
  4. Step 4: Simplify right side
    13,834.12x = 162,830,762.55
  5. Step 5: Solve for x
    x = 162,830,762.55/13,834.12
  6. Step 6: Final answer
    x = 11,770.23

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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.