Home / 12,273.06-18,411.72-3,953.36

Finding the Fourth Proportional to 12,273.06, 18,411.72 and 3,953.36

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Solution

The fourth proportional to 12,273.06, 18,411.72 and 3,953.36 is: 5,930.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,273.06 : 18,411.72 = 3,953.36 : x
  2. Step 2: Convert to fraction form
    12,273.06/18,411.72 = 3,953.36/x
  3. Step 3: Cross multiply
    12,273.06x = 18,411.72 × 3,953.36
  4. Step 4: Simplify right side
    12,273.06x = 72,788,157.38
  5. Step 5: Solve for x
    x = 72,788,157.38/12,273.06
  6. Step 6: Final answer
    x = 5,930.73

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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.