Home / 14,198.52-19,594.32-7,911.36

Finding the Fourth Proportional to 14,198.52, 19,594.32 and 7,911.36

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Solution

The fourth proportional to 14,198.52, 19,594.32 and 7,911.36 is: 10,917.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,198.52 : 19,594.32 = 7,911.36 : x
  2. Step 2: Convert to fraction form
    14,198.52/19,594.32 = 7,911.36/x
  3. Step 3: Cross multiply
    14,198.52x = 19,594.32 × 7,911.36
  4. Step 4: Simplify right side
    14,198.52x = 155,017,719.48
  5. Step 5: Solve for x
    x = 155,017,719.48/14,198.52
  6. Step 6: Final answer
    x = 10,917.88

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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.