Home / 16,797.96-25,202.04-5,111.28

Finding the Fourth Proportional to 16,797.96, 25,202.04 and 5,111.28

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Solution

The fourth proportional to 16,797.96, 25,202.04 and 5,111.28 is: 7,668.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,797.96 : 25,202.04 = 5,111.28 : x
  2. Step 2: Convert to fraction form
    16,797.96/25,202.04 = 5,111.28/x
  3. Step 3: Cross multiply
    16,797.96x = 25,202.04 × 5,111.28
  4. Step 4: Simplify right side
    16,797.96x = 128,814,683.01
  5. Step 5: Solve for x
    x = 128,814,683.01/16,797.96
  6. Step 6: Final answer
    x = 7,668.47

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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.