Home / 14,990.07-22,485-3,896.71

Finding the Fourth Proportional to 14,990.07, 22,485 and 3,896.71

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Solution

The fourth proportional to 14,990.07, 22,485 and 3,896.71 is: 5,845.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,990.07 : 22,485 = 3,896.71 : x
  2. Step 2: Convert to fraction form
    14,990.07/22,485 = 3,896.71/x
  3. Step 3: Cross multiply
    14,990.07x = 22,485 × 3,896.71
  4. Step 4: Simplify right side
    14,990.07x = 87,617,524.35
  5. Step 5: Solve for x
    x = 87,617,524.35/14,990.07
  6. Step 6: Final answer
    x = 5,845.04

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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.