Home / 43,069.52-64,604.39-13,489.94

Finding the Fourth Proportional to 43,069.52, 64,604.39 and 13,489.94

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Solution

The fourth proportional to 43,069.52, 64,604.39 and 13,489.94 is: 20,234.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,069.52 : 64,604.39 = 13,489.94 : x
  2. Step 2: Convert to fraction form
    43,069.52/64,604.39 = 13,489.94/x
  3. Step 3: Cross multiply
    43,069.52x = 64,604.39 × 13,489.94
  4. Step 4: Simplify right side
    43,069.52x = 871,509,438.90
  5. Step 5: Solve for x
    x = 871,509,438.90/43,069.52
  6. Step 6: Final answer
    x = 20,234.95

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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.