Home / 18,883.50-28,325.85-5,735.99

Finding the Fourth Proportional to 18,883.50, 28,325.85 and 5,735.99

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Solution

The fourth proportional to 18,883.50, 28,325.85 and 5,735.99 is: 8,604.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,883.50 : 28,325.85 = 5,735.99 : x
  2. Step 2: Convert to fraction form
    18,883.50/28,325.85 = 5,735.99/x
  3. Step 3: Cross multiply
    18,883.50x = 28,325.85 × 5,735.99
  4. Step 4: Simplify right side
    18,883.50x = 162,476,650.71
  5. Step 5: Solve for x
    x = 162,476,650.71/18,883.50
  6. Step 6: Final answer
    x = 8,604.16

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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.