Home / 17,204.81-25,815.11-10,198.71

Finding the Fourth Proportional to 17,204.81, 25,815.11 and 10,198.71

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Solution

The fourth proportional to 17,204.81, 25,815.11 and 10,198.71 is: 15,302.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,204.81 : 25,815.11 = 10,198.71 : x
  2. Step 2: Convert to fraction form
    17,204.81/25,815.11 = 10,198.71/x
  3. Step 3: Cross multiply
    17,204.81x = 25,815.11 × 10,198.71
  4. Step 4: Simplify right side
    17,204.81x = 263,280,769.51
  5. Step 5: Solve for x
    x = 263,280,769.51/17,204.81
  6. Step 6: Final answer
    x = 15,302.75

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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.