Home / 14,171.31-19,555.68-8,504.94

Finding the Fourth Proportional to 14,171.31, 19,555.68 and 8,504.94

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Solution

The fourth proportional to 14,171.31, 19,555.68 and 8,504.94 is: 11,736.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,171.31 : 19,555.68 = 8,504.94 : x
  2. Step 2: Convert to fraction form
    14,171.31/19,555.68 = 8,504.94/x
  3. Step 3: Cross multiply
    14,171.31x = 19,555.68 × 8,504.94
  4. Step 4: Simplify right side
    14,171.31x = 166,319,885.06
  5. Step 5: Solve for x
    x = 166,319,885.06/14,171.31
  6. Step 6: Final answer
    x = 11,736.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.