Home / 13,673.63-20,511.23-4,313.94

Finding the Fourth Proportional to 13,673.63, 20,511.23 and 4,313.94

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Solution

The fourth proportional to 13,673.63, 20,511.23 and 4,313.94 is: 6,471.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,673.63 : 20,511.23 = 4,313.94 : x
  2. Step 2: Convert to fraction form
    13,673.63/20,511.23 = 4,313.94/x
  3. Step 3: Cross multiply
    13,673.63x = 20,511.23 × 4,313.94
  4. Step 4: Simplify right side
    13,673.63x = 88,484,193.98
  5. Step 5: Solve for x
    x = 88,484,193.98/13,673.63
  6. Step 6: Final answer
    x = 6,471.16

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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.