Home / 19,067.56-28,592.70-10,289.32

Finding the Fourth Proportional to 19,067.56, 28,592.70 and 10,289.32

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Solution

The fourth proportional to 19,067.56, 28,592.70 and 10,289.32 is: 15,429.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,067.56 : 28,592.70 = 10,289.32 : x
  2. Step 2: Convert to fraction form
    19,067.56/28,592.70 = 10,289.32/x
  3. Step 3: Cross multiply
    19,067.56x = 28,592.70 × 10,289.32
  4. Step 4: Simplify right side
    19,067.56x = 294,199,439.96
  5. Step 5: Solve for x
    x = 294,199,439.96/19,067.56
  6. Step 6: Final answer
    x = 15,429.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.