Home / 16,815.15-25,189.92-10,224.99

Finding the Fourth Proportional to 16,815.15, 25,189.92 and 10,224.99

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Solution

The fourth proportional to 16,815.15, 25,189.92 and 10,224.99 is: 15,317.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,815.15 : 25,189.92 = 10,224.99 : x
  2. Step 2: Convert to fraction form
    16,815.15/25,189.92 = 10,224.99/x
  3. Step 3: Cross multiply
    16,815.15x = 25,189.92 × 10,224.99
  4. Step 4: Simplify right side
    16,815.15x = 257,566,680.10
  5. Step 5: Solve for x
    x = 257,566,680.10/16,815.15
  6. Step 6: Final answer
    x = 15,317.54

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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.