Home / 19,869.20-27,419.04-10,794.44

Finding the Fourth Proportional to 19,869.20, 27,419.04 and 10,794.44

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Solution

The fourth proportional to 19,869.20, 27,419.04 and 10,794.44 is: 14,896.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,869.20 : 27,419.04 = 10,794.44 : x
  2. Step 2: Convert to fraction form
    19,869.20/27,419.04 = 10,794.44/x
  3. Step 3: Cross multiply
    19,869.20x = 27,419.04 × 10,794.44
  4. Step 4: Simplify right side
    19,869.20x = 295,973,182.14
  5. Step 5: Solve for x
    x = 295,973,182.14/19,869.20
  6. Step 6: Final answer
    x = 14,896.08

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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.