Home / 19,233.75-28,850.63-5,382.75

Finding the Fourth Proportional to 19,233.75, 28,850.63 and 5,382.75

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Solution

The fourth proportional to 19,233.75, 28,850.63 and 5,382.75 is: 8,074.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,233.75 : 28,850.63 = 5,382.75 : x
  2. Step 2: Convert to fraction form
    19,233.75/28,850.63 = 5,382.75/x
  3. Step 3: Cross multiply
    19,233.75x = 28,850.63 × 5,382.75
  4. Step 4: Simplify right side
    19,233.75x = 155,295,701.72
  5. Step 5: Solve for x
    x = 155,295,701.72/19,233.75
  6. Step 6: Final answer
    x = 8,074.13

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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.