Home / 13,837.44-19,097.26-7,705.76

Finding the Fourth Proportional to 13,837.44, 19,097.26 and 7,705.76

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Solution

The fourth proportional to 13,837.44, 19,097.26 and 7,705.76 is: 10,634.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,837.44 : 19,097.26 = 7,705.76 : x
  2. Step 2: Convert to fraction form
    13,837.44/19,097.26 = 7,705.76/x
  3. Step 3: Cross multiply
    13,837.44x = 19,097.26 × 7,705.76
  4. Step 4: Simplify right side
    13,837.44x = 147,158,902.22
  5. Step 5: Solve for x
    x = 147,158,902.22/13,837.44
  6. Step 6: Final answer
    x = 10,634.84

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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.