Home / 13,799.84-20,694.96-12,914.10

Finding the Fourth Proportional to 13,799.84, 20,694.96 and 12,914.10

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Solution

The fourth proportional to 13,799.84, 20,694.96 and 12,914.10 is: 19,366.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,799.84 : 20,694.96 = 12,914.10 : x
  2. Step 2: Convert to fraction form
    13,799.84/20,694.96 = 12,914.10/x
  3. Step 3: Cross multiply
    13,799.84x = 20,694.96 × 12,914.10
  4. Step 4: Simplify right side
    13,799.84x = 267,256,782.94
  5. Step 5: Solve for x
    x = 267,256,782.94/13,799.84
  6. Step 6: Final answer
    x = 19,366.67

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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.