Home / 30,016.92-45,033.92-16,880.36

Finding the Fourth Proportional to 30,016.92, 45,033.92 and 16,880.36

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Solution

The fourth proportional to 30,016.92, 45,033.92 and 16,880.36 is: 25,325.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,016.92 : 45,033.92 = 16,880.36 : x
  2. Step 2: Convert to fraction form
    30,016.92/45,033.92 = 16,880.36/x
  3. Step 3: Cross multiply
    30,016.92x = 45,033.92 × 16,880.36
  4. Step 4: Simplify right side
    30,016.92x = 760,188,781.81
  5. Step 5: Solve for x
    x = 760,188,781.81/30,016.92
  6. Step 6: Final answer
    x = 25,325.34

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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.