Home / 15,050.72-20,769.77-8,244.69

Finding the Fourth Proportional to 15,050.72, 20,769.77 and 8,244.69

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Solution

The fourth proportional to 15,050.72, 20,769.77 and 8,244.69 is: 11,377.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,050.72 : 20,769.77 = 8,244.69 : x
  2. Step 2: Convert to fraction form
    15,050.72/20,769.77 = 8,244.69/x
  3. Step 3: Cross multiply
    15,050.72x = 20,769.77 × 8,244.69
  4. Step 4: Simplify right side
    15,050.72x = 171,240,221.87
  5. Step 5: Solve for x
    x = 171,240,221.87/15,050.72
  6. Step 6: Final answer
    x = 11,377.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.