Home / 26,222.72-39,319.40-8,682.96

Finding the Fourth Proportional to 26,222.72, 39,319.40 and 8,682.96

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Solution

The fourth proportional to 26,222.72, 39,319.40 and 8,682.96 is: 13,019.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,222.72 : 39,319.40 = 8,682.96 : x
  2. Step 2: Convert to fraction form
    26,222.72/39,319.40 = 8,682.96/x
  3. Step 3: Cross multiply
    26,222.72x = 39,319.40 × 8,682.96
  4. Step 4: Simplify right side
    26,222.72x = 341,408,777.42
  5. Step 5: Solve for x
    x = 341,408,777.42/26,222.72
  6. Step 6: Final answer
    x = 13,019.58

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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.