Home / 14,246.94-19,660.24-7,873.40

Finding the Fourth Proportional to 14,246.94, 19,660.24 and 7,873.40

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Solution

The fourth proportional to 14,246.94, 19,660.24 and 7,873.40 is: 10,865.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,246.94 : 19,660.24 = 7,873.40 : x
  2. Step 2: Convert to fraction form
    14,246.94/19,660.24 = 7,873.40/x
  3. Step 3: Cross multiply
    14,246.94x = 19,660.24 × 7,873.40
  4. Step 4: Simplify right side
    14,246.94x = 154,792,933.62
  5. Step 5: Solve for x
    x = 154,792,933.62/14,246.94
  6. Step 6: Final answer
    x = 10,865.00

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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.