Home / 23,618.75-35,477.33-19,928.21

Finding the Fourth Proportional to 23,618.75, 35,477.33 and 19,928.21

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Solution

The fourth proportional to 23,618.75, 35,477.33 and 19,928.21 is: 29,933.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,618.75 : 35,477.33 = 19,928.21 : x
  2. Step 2: Convert to fraction form
    23,618.75/35,477.33 = 19,928.21/x
  3. Step 3: Cross multiply
    23,618.75x = 35,477.33 × 19,928.21
  4. Step 4: Simplify right side
    23,618.75x = 706,999,405.45
  5. Step 5: Solve for x
    x = 706,999,405.45/23,618.75
  6. Step 6: Final answer
    x = 29,933.83

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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.