Home / 13,850.46-20,757.06-5,077.08

Finding the Fourth Proportional to 13,850.46, 20,757.06 and 5,077.08

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Solution

The fourth proportional to 13,850.46, 20,757.06 and 5,077.08 is: 7,608.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,850.46 : 20,757.06 = 5,077.08 : x
  2. Step 2: Convert to fraction form
    13,850.46/20,757.06 = 5,077.08/x
  3. Step 3: Cross multiply
    13,850.46x = 20,757.06 × 5,077.08
  4. Step 4: Simplify right side
    13,850.46x = 105,385,254.18
  5. Step 5: Solve for x
    x = 105,385,254.18/13,850.46
  6. Step 6: Final answer
    x = 7,608.79

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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.