Home / 14,483.75-21,713.27-13,794.84

Finding the Fourth Proportional to 14,483.75, 21,713.27 and 13,794.84

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Solution

The fourth proportional to 14,483.75, 21,713.27 and 13,794.84 is: 20,680.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,483.75 : 21,713.27 = 13,794.84 : x
  2. Step 2: Convert to fraction form
    14,483.75/21,713.27 = 13,794.84/x
  3. Step 3: Cross multiply
    14,483.75x = 21,713.27 × 13,794.84
  4. Step 4: Simplify right side
    14,483.75x = 299,531,016.55
  5. Step 5: Solve for x
    x = 299,531,016.55/14,483.75
  6. Step 6: Final answer
    x = 20,680.50

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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.