Home / 13,384.53-20,063.42-8,945.93

Finding the Fourth Proportional to 13,384.53, 20,063.42 and 8,945.93

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Solution

The fourth proportional to 13,384.53, 20,063.42 and 8,945.93 is: 13,409.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,384.53 : 20,063.42 = 8,945.93 : x
  2. Step 2: Convert to fraction form
    13,384.53/20,063.42 = 8,945.93/x
  3. Step 3: Cross multiply
    13,384.53x = 20,063.42 × 8,945.93
  4. Step 4: Simplify right side
    13,384.53x = 179,485,950.88
  5. Step 5: Solve for x
    x = 179,485,950.88/13,384.53
  6. Step 6: Final answer
    x = 13,409.96

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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.