Home / 13,826.97-20,747.14-6,803.19

Finding the Fourth Proportional to 13,826.97, 20,747.14 and 6,803.19

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Solution

The fourth proportional to 13,826.97, 20,747.14 and 6,803.19 is: 10,208.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,826.97 : 20,747.14 = 6,803.19 : x
  2. Step 2: Convert to fraction form
    13,826.97/20,747.14 = 6,803.19/x
  3. Step 3: Cross multiply
    13,826.97x = 20,747.14 × 6,803.19
  4. Step 4: Simplify right side
    13,826.97x = 141,146,718.37
  5. Step 5: Solve for x
    x = 141,146,718.37/13,826.97
  6. Step 6: Final answer
    x = 10,208.07

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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.