Home / 33,015.12-49,542.72-14,300.07

Finding the Fourth Proportional to 33,015.12, 49,542.72 and 14,300.07

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Solution

The fourth proportional to 33,015.12, 49,542.72 and 14,300.07 is: 21,458.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,015.12 : 49,542.72 = 14,300.07 : x
  2. Step 2: Convert to fraction form
    33,015.12/49,542.72 = 14,300.07/x
  3. Step 3: Cross multiply
    33,015.12x = 49,542.72 × 14,300.07
  4. Step 4: Simplify right side
    33,015.12x = 708,464,363.99
  5. Step 5: Solve for x
    x = 708,464,363.99/33,015.12
  6. Step 6: Final answer
    x = 21,458.79

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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.