Home / 13,659.35-20,492.66-4,895.15

Finding the Fourth Proportional to 13,659.35, 20,492.66 and 4,895.15

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Solution

The fourth proportional to 13,659.35, 20,492.66 and 4,895.15 is: 7,344.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,659.35 : 20,492.66 = 4,895.15 : x
  2. Step 2: Convert to fraction form
    13,659.35/20,492.66 = 4,895.15/x
  3. Step 3: Cross multiply
    13,659.35x = 20,492.66 × 4,895.15
  4. Step 4: Simplify right side
    13,659.35x = 100,314,554.37
  5. Step 5: Solve for x
    x = 100,314,554.37/13,659.35
  6. Step 6: Final answer
    x = 7,344.02

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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.