Home / 13,803.08-20,676.06-7,209.27

Finding the Fourth Proportional to 13,803.08, 20,676.06 and 7,209.27

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Solution

The fourth proportional to 13,803.08, 20,676.06 and 7,209.27 is: 10,798.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,803.08 : 20,676.06 = 7,209.27 : x
  2. Step 2: Convert to fraction form
    13,803.08/20,676.06 = 7,209.27/x
  3. Step 3: Cross multiply
    13,803.08x = 20,676.06 × 7,209.27
  4. Step 4: Simplify right side
    13,803.08x = 149,059,299.08
  5. Step 5: Solve for x
    x = 149,059,299.08/13,803.08
  6. Step 6: Final answer
    x = 10,798.99

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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.