Home / 14,067.87-19,420.71-10,873.95

Finding the Fourth Proportional to 14,067.87, 19,420.71 and 10,873.95

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Solution

The fourth proportional to 14,067.87, 19,420.71 and 10,873.95 is: 15,011.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,067.87 : 19,420.71 = 10,873.95 : x
  2. Step 2: Convert to fraction form
    14,067.87/19,420.71 = 10,873.95/x
  3. Step 3: Cross multiply
    14,067.87x = 19,420.71 × 10,873.95
  4. Step 4: Simplify right side
    14,067.87x = 211,179,859.00
  5. Step 5: Solve for x
    x = 211,179,859.00/14,067.87
  6. Step 6: Final answer
    x = 15,011.50

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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.