Home / 14,224.57-21,336.84-3,836.32

Finding the Fourth Proportional to 14,224.57, 21,336.84 and 3,836.32

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Solution

The fourth proportional to 14,224.57, 21,336.84 and 3,836.32 is: 5,754.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,224.57 : 21,336.84 = 3,836.32 : x
  2. Step 2: Convert to fraction form
    14,224.57/21,336.84 = 3,836.32/x
  3. Step 3: Cross multiply
    14,224.57x = 21,336.84 × 3,836.32
  4. Step 4: Simplify right side
    14,224.57x = 81,854,946.03
  5. Step 5: Solve for x
    x = 81,854,946.03/14,224.57
  6. Step 6: Final answer
    x = 5,754.48

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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.