Home / 26,228.67-39,354.63-13,745.72

Finding the Fourth Proportional to 26,228.67, 39,354.63 and 13,745.72

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Solution

The fourth proportional to 26,228.67, 39,354.63 and 13,745.72 is: 20,624.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,228.67 : 39,354.63 = 13,745.72 : x
  2. Step 2: Convert to fraction form
    26,228.67/39,354.63 = 13,745.72/x
  3. Step 3: Cross multiply
    26,228.67x = 39,354.63 × 13,745.72
  4. Step 4: Simplify right side
    26,228.67x = 540,957,788.71
  5. Step 5: Solve for x
    x = 540,957,788.71/26,228.67
  6. Step 6: Final answer
    x = 20,624.68

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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.