Home / 30,991.36-46,450.14-16,196.32

Finding the Fourth Proportional to 30,991.36, 46,450.14 and 16,196.32

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Solution

The fourth proportional to 30,991.36, 46,450.14 and 16,196.32 is: 24,275.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,991.36 : 46,450.14 = 16,196.32 : x
  2. Step 2: Convert to fraction form
    30,991.36/46,450.14 = 16,196.32/x
  3. Step 3: Cross multiply
    30,991.36x = 46,450.14 × 16,196.32
  4. Step 4: Simplify right side
    30,991.36x = 752,321,331.48
  5. Step 5: Solve for x
    x = 752,321,331.48/30,991.36
  6. Step 6: Final answer
    x = 24,275.20

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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.