Home / 43,206.64-64,811.99-13,626.77

Finding the Fourth Proportional to 43,206.64, 64,811.99 and 13,626.77

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Solution

The fourth proportional to 43,206.64, 64,811.99 and 13,626.77 is: 20,440.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,206.64 : 64,811.99 = 13,626.77 : x
  2. Step 2: Convert to fraction form
    43,206.64/64,811.99 = 13,626.77/x
  3. Step 3: Cross multiply
    43,206.64x = 64,811.99 × 13,626.77
  4. Step 4: Simplify right side
    43,206.64x = 883,177,790.98
  5. Step 5: Solve for x
    x = 883,177,790.98/43,206.64
  6. Step 6: Final answer
    x = 20,440.79

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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.