Home / 13,844.28-19,104.84-7,556.70

Finding the Fourth Proportional to 13,844.28, 19,104.84 and 7,556.70

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Solution

The fourth proportional to 13,844.28, 19,104.84 and 7,556.70 is: 10,428.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,844.28 : 19,104.84 = 7,556.70 : x
  2. Step 2: Convert to fraction form
    13,844.28/19,104.84 = 7,556.70/x
  3. Step 3: Cross multiply
    13,844.28x = 19,104.84 × 7,556.70
  4. Step 4: Simplify right side
    13,844.28x = 144,369,544.43
  5. Step 5: Solve for x
    x = 144,369,544.43/13,844.28
  6. Step 6: Final answer
    x = 10,428.10

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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.