Home / 14,054.28-19,394.16-7,766.28

Finding the Fourth Proportional to 14,054.28, 19,394.16 and 7,766.28

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Solution

The fourth proportional to 14,054.28, 19,394.16 and 7,766.28 is: 10,717.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,054.28 : 19,394.16 = 7,766.28 : x
  2. Step 2: Convert to fraction form
    14,054.28/19,394.16 = 7,766.28/x
  3. Step 3: Cross multiply
    14,054.28x = 19,394.16 × 7,766.28
  4. Step 4: Simplify right side
    14,054.28x = 150,620,476.92
  5. Step 5: Solve for x
    x = 150,620,476.92/14,054.28
  6. Step 6: Final answer
    x = 10,717.05

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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.