Home / 27,341.65-41,012.49-7,620.72

Finding the Fourth Proportional to 27,341.65, 41,012.49 and 7,620.72

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Solution

The fourth proportional to 27,341.65, 41,012.49 and 7,620.72 is: 11,431.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,341.65 : 41,012.49 = 7,620.72 : x
  2. Step 2: Convert to fraction form
    27,341.65/41,012.49 = 7,620.72/x
  3. Step 3: Cross multiply
    27,341.65x = 41,012.49 × 7,620.72
  4. Step 4: Simplify right side
    27,341.65x = 312,544,702.79
  5. Step 5: Solve for x
    x = 312,544,702.79/27,341.65
  6. Step 6: Final answer
    x = 11,431.08

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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.