Home / 18,795.72-25,942.76-11,246.52

Finding the Fourth Proportional to 18,795.72, 25,942.76 and 11,246.52

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Solution

The fourth proportional to 18,795.72, 25,942.76 and 11,246.52 is: 15,522.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,795.72 : 25,942.76 = 11,246.52 : x
  2. Step 2: Convert to fraction form
    18,795.72/25,942.76 = 11,246.52/x
  3. Step 3: Cross multiply
    18,795.72x = 25,942.76 × 11,246.52
  4. Step 4: Simplify right side
    18,795.72x = 291,765,769.20
  5. Step 5: Solve for x
    x = 291,765,769.20/18,795.72
  6. Step 6: Final answer
    x = 15,522.99

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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.