Home / 28,194.24-42,297.12-11,554.56

Finding the Fourth Proportional to 28,194.24, 42,297.12 and 11,554.56

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Solution

The fourth proportional to 28,194.24, 42,297.12 and 11,554.56 is: 17,334.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,194.24 : 42,297.12 = 11,554.56 : x
  2. Step 2: Convert to fraction form
    28,194.24/42,297.12 = 11,554.56/x
  3. Step 3: Cross multiply
    28,194.24x = 42,297.12 × 11,554.56
  4. Step 4: Simplify right side
    28,194.24x = 488,724,610.87
  5. Step 5: Solve for x
    x = 488,724,610.87/28,194.24
  6. Step 6: Final answer
    x = 17,334.20

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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.