Home / 18,273.21-25,192.08-13,669.73

Finding the Fourth Proportional to 18,273.21, 25,192.08 and 13,669.73

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Solution

The fourth proportional to 18,273.21, 25,192.08 and 13,669.73 is: 18,845.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,273.21 : 25,192.08 = 13,669.73 : x
  2. Step 2: Convert to fraction form
    18,273.21/25,192.08 = 13,669.73/x
  3. Step 3: Cross multiply
    18,273.21x = 25,192.08 × 13,669.73
  4. Step 4: Simplify right side
    18,273.21x = 344,368,931.74
  5. Step 5: Solve for x
    x = 344,368,931.74/18,273.21
  6. Step 6: Final answer
    x = 18,845.56

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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.