Home / 33,078.08-49,624.80-10,891.65

Finding the Fourth Proportional to 33,078.08, 49,624.80 and 10,891.65

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Solution

The fourth proportional to 33,078.08, 49,624.80 and 10,891.65 is: 16,340.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,078.08 : 49,624.80 = 10,891.65 : x
  2. Step 2: Convert to fraction form
    33,078.08/49,624.80 = 10,891.65/x
  3. Step 3: Cross multiply
    33,078.08x = 49,624.80 × 10,891.65
  4. Step 4: Simplify right side
    33,078.08x = 540,495,761.15
  5. Step 5: Solve for x
    x = 540,495,761.15/33,078.08
  6. Step 6: Final answer
    x = 16,340.00

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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.