Home / 13,026.46-19,539.69-3,165.73

Finding the Fourth Proportional to 13,026.46, 19,539.69 and 3,165.73

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Solution

The fourth proportional to 13,026.46, 19,539.69 and 3,165.73 is: 4,748.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,026.46 : 19,539.69 = 3,165.73 : x
  2. Step 2: Convert to fraction form
    13,026.46/19,539.69 = 3,165.73/x
  3. Step 3: Cross multiply
    13,026.46x = 19,539.69 × 3,165.73
  4. Step 4: Simplify right side
    13,026.46x = 61,857,382.82
  5. Step 5: Solve for x
    x = 61,857,382.82/13,026.46
  6. Step 6: Final answer
    x = 4,748.60

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Similar ratio
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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.