Home / 23,758.92-35,628.30-7,121.31

Finding the Fourth Proportional to 23,758.92, 35,628.30 and 7,121.31

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Solution

The fourth proportional to 23,758.92, 35,628.30 and 7,121.31 is: 10,678.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,758.92 : 35,628.30 = 7,121.31 : x
  2. Step 2: Convert to fraction form
    23,758.92/35,628.30 = 7,121.31/x
  3. Step 3: Cross multiply
    23,758.92x = 35,628.30 × 7,121.31
  4. Step 4: Simplify right side
    23,758.92x = 253,720,169.07
  5. Step 5: Solve for x
    x = 253,720,169.07/23,758.92
  6. Step 6: Final answer
    x = 10,678.94

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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.