Home / 19,231.93-28,850.20-5,903.18

Finding the Fourth Proportional to 19,231.93, 28,850.20 and 5,903.18

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Solution

The fourth proportional to 19,231.93, 28,850.20 and 5,903.18 is: 8,855.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,231.93 : 28,850.20 = 5,903.18 : x
  2. Step 2: Convert to fraction form
    19,231.93/28,850.20 = 5,903.18/x
  3. Step 3: Cross multiply
    19,231.93x = 28,850.20 × 5,903.18
  4. Step 4: Simplify right side
    19,231.93x = 170,307,938.29
  5. Step 5: Solve for x
    x = 170,307,938.29/19,231.93
  6. Step 6: Final answer
    x = 8,855.48

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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.