Home / 33,079.09-49,620.26-13,355.19

Finding the Fourth Proportional to 33,079.09, 49,620.26 and 13,355.19

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Solution

The fourth proportional to 33,079.09, 49,620.26 and 13,355.19 is: 20,033.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,079.09 : 49,620.26 = 13,355.19 : x
  2. Step 2: Convert to fraction form
    33,079.09/49,620.26 = 13,355.19/x
  3. Step 3: Cross multiply
    33,079.09x = 49,620.26 × 13,355.19
  4. Step 4: Simplify right side
    33,079.09x = 662,688,000.15
  5. Step 5: Solve for x
    x = 662,688,000.15/33,079.09
  6. Step 6: Final answer
    x = 20,033.44

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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.