Home / 13,837.37-19,090.14-8,522.96

Finding the Fourth Proportional to 13,837.37, 19,090.14 and 8,522.96

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Solution

The fourth proportional to 13,837.37, 19,090.14 and 8,522.96 is: 11,758.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,837.37 : 19,090.14 = 8,522.96 : x
  2. Step 2: Convert to fraction form
    13,837.37/19,090.14 = 8,522.96/x
  3. Step 3: Cross multiply
    13,837.37x = 19,090.14 × 8,522.96
  4. Step 4: Simplify right side
    13,837.37x = 162,704,404.16
  5. Step 5: Solve for x
    x = 162,704,404.16/13,837.37
  6. Step 6: Final answer
    x = 11,758.34

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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.