Home / 33,219.40-49,829.10-13,512.10

Finding the Fourth Proportional to 33,219.40, 49,829.10 and 13,512.10

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Solution

The fourth proportional to 33,219.40, 49,829.10 and 13,512.10 is: 20,268.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,219.40 : 49,829.10 = 13,512.10 : x
  2. Step 2: Convert to fraction form
    33,219.40/49,829.10 = 13,512.10/x
  3. Step 3: Cross multiply
    33,219.40x = 49,829.10 × 13,512.10
  4. Step 4: Simplify right side
    33,219.40x = 673,295,782.11
  5. Step 5: Solve for x
    x = 673,295,782.11/33,219.40
  6. Step 6: Final answer
    x = 20,268.15

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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.