Home / 13,852.14-20,763.83-6,450.51

Finding the Fourth Proportional to 13,852.14, 20,763.83 and 6,450.51

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Solution

The fourth proportional to 13,852.14, 20,763.83 and 6,450.51 is: 9,669.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,852.14 : 20,763.83 = 6,450.51 : x
  2. Step 2: Convert to fraction form
    13,852.14/20,763.83 = 6,450.51/x
  3. Step 3: Cross multiply
    13,852.14x = 20,763.83 × 6,450.51
  4. Step 4: Simplify right side
    13,852.14x = 133,937,293.05
  5. Step 5: Solve for x
    x = 133,937,293.05/13,852.14
  6. Step 6: Final answer
    x = 9,669.07

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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.