Home / 12,795.24-19,190.76-9,086.24

Finding the Fourth Proportional to 12,795.24, 19,190.76 and 9,086.24

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Solution

The fourth proportional to 12,795.24, 19,190.76 and 9,086.24 is: 13,627.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,795.24 : 19,190.76 = 9,086.24 : x
  2. Step 2: Convert to fraction form
    12,795.24/19,190.76 = 9,086.24/x
  3. Step 3: Cross multiply
    12,795.24x = 19,190.76 × 9,086.24
  4. Step 4: Simplify right side
    12,795.24x = 174,371,851.14
  5. Step 5: Solve for x
    x = 174,371,851.14/12,795.24
  6. Step 6: Final answer
    x = 13,627.87

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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.