Home / 23,309.10-34,914.29-18,847.62

Finding the Fourth Proportional to 23,309.10, 34,914.29 and 18,847.62

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Solution

The fourth proportional to 23,309.10, 34,914.29 and 18,847.62 is: 28,231.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,309.10 : 34,914.29 = 18,847.62 : x
  2. Step 2: Convert to fraction form
    23,309.10/34,914.29 = 18,847.62/x
  3. Step 3: Cross multiply
    23,309.10x = 34,914.29 × 18,847.62
  4. Step 4: Simplify right side
    23,309.10x = 658,051,176.25
  5. Step 5: Solve for x
    x = 658,051,176.25/23,309.10
  6. Step 6: Final answer
    x = 28,231.51

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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.