Home / 38,091.86-57,152.82-11,798.65

Finding the Fourth Proportional to 38,091.86, 57,152.82 and 11,798.65

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Solution

The fourth proportional to 38,091.86, 57,152.82 and 11,798.65 is: 17,702.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,091.86 : 57,152.82 = 11,798.65 : x
  2. Step 2: Convert to fraction form
    38,091.86/57,152.82 = 11,798.65/x
  3. Step 3: Cross multiply
    38,091.86x = 57,152.82 × 11,798.65
  4. Step 4: Simplify right side
    38,091.86x = 674,326,119.69
  5. Step 5: Solve for x
    x = 674,326,119.69/38,091.86
  6. Step 6: Final answer
    x = 17,702.63

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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.