Home / 18,230.70-27,317.28-13,277.54

Finding the Fourth Proportional to 18,230.70, 27,317.28 and 13,277.54

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Solution

The fourth proportional to 18,230.70, 27,317.28 and 13,277.54 is: 19,895.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,230.70 : 27,317.28 = 13,277.54 : x
  2. Step 2: Convert to fraction form
    18,230.70/27,317.28 = 13,277.54/x
  3. Step 3: Cross multiply
    18,230.70x = 27,317.28 × 13,277.54
  4. Step 4: Simplify right side
    18,230.70x = 362,706,277.89
  5. Step 5: Solve for x
    x = 362,706,277.89/18,230.70
  6. Step 6: Final answer
    x = 19,895.36

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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.