Home / 13,624.27-20,437.27-3,628.85

Finding the Fourth Proportional to 13,624.27, 20,437.27 and 3,628.85

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Solution

The fourth proportional to 13,624.27, 20,437.27 and 3,628.85 is: 5,443.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,624.27 : 20,437.27 = 3,628.85 : x
  2. Step 2: Convert to fraction form
    13,624.27/20,437.27 = 3,628.85/x
  3. Step 3: Cross multiply
    13,624.27x = 20,437.27 × 3,628.85
  4. Step 4: Simplify right side
    13,624.27x = 74,163,745.22
  5. Step 5: Solve for x
    x = 74,163,745.22/13,624.27
  6. Step 6: Final answer
    x = 5,443.50

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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.