Home / 17,810.97-26,706.58-7,288.38

Finding the Fourth Proportional to 17,810.97, 26,706.58 and 7,288.38

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Solution

The fourth proportional to 17,810.97, 26,706.58 and 7,288.38 is: 10,928.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,810.97 : 26,706.58 = 7,288.38 : x
  2. Step 2: Convert to fraction form
    17,810.97/26,706.58 = 7,288.38/x
  3. Step 3: Cross multiply
    17,810.97x = 26,706.58 × 7,288.38
  4. Step 4: Simplify right side
    17,810.97x = 194,647,703.54
  5. Step 5: Solve for x
    x = 194,647,703.54/17,810.97
  6. Step 6: Final answer
    x = 10,928.53

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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.