Home / 13,537.08-18,682.92-8,835.03

Finding the Fourth Proportional to 13,537.08, 18,682.92 and 8,835.03

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Solution

The fourth proportional to 13,537.08, 18,682.92 and 8,835.03 is: 12,193.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,537.08 : 18,682.92 = 8,835.03 : x
  2. Step 2: Convert to fraction form
    13,537.08/18,682.92 = 8,835.03/x
  3. Step 3: Cross multiply
    13,537.08x = 18,682.92 × 8,835.03
  4. Step 4: Simplify right side
    13,537.08x = 165,064,158.69
  5. Step 5: Solve for x
    x = 165,064,158.69/13,537.08
  6. Step 6: Final answer
    x = 12,193.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.