Home / 16,890.92-25,338.42-7,036.88

Finding the Fourth Proportional to 16,890.92, 25,338.42 and 7,036.88

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Solution

The fourth proportional to 16,890.92, 25,338.42 and 7,036.88 is: 10,556.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,890.92 : 25,338.42 = 7,036.88 : x
  2. Step 2: Convert to fraction form
    16,890.92/25,338.42 = 7,036.88/x
  3. Step 3: Cross multiply
    16,890.92x = 25,338.42 × 7,036.88
  4. Step 4: Simplify right side
    16,890.92x = 178,303,420.93
  5. Step 5: Solve for x
    x = 178,303,420.93/16,890.92
  6. Step 6: Final answer
    x = 10,556.17

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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.