Home / 18,760.94-28,127.40-6,273.56

Finding the Fourth Proportional to 18,760.94, 28,127.40 and 6,273.56

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Solution

The fourth proportional to 18,760.94, 28,127.40 and 6,273.56 is: 9,405.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,760.94 : 28,127.40 = 6,273.56 : x
  2. Step 2: Convert to fraction form
    18,760.94/28,127.40 = 6,273.56/x
  3. Step 3: Cross multiply
    18,760.94x = 28,127.40 × 6,273.56
  4. Step 4: Simplify right side
    18,760.94x = 176,458,931.54
  5. Step 5: Solve for x
    x = 176,458,931.54/18,760.94
  6. Step 6: Final answer
    x = 9,405.66

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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.