Home / 16,615.05-24,940.80-10,382.10

Finding the Fourth Proportional to 16,615.05, 24,940.80 and 10,382.10

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Solution

The fourth proportional to 16,615.05, 24,940.80 and 10,382.10 is: 15,584.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,615.05 : 24,940.80 = 10,382.10 : x
  2. Step 2: Convert to fraction form
    16,615.05/24,940.80 = 10,382.10/x
  3. Step 3: Cross multiply
    16,615.05x = 24,940.80 × 10,382.10
  4. Step 4: Simplify right side
    16,615.05x = 258,937,879.68
  5. Step 5: Solve for x
    x = 258,937,879.68/16,615.05
  6. Step 6: Final answer
    x = 15,584.54

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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.