Home / 15,050.26-20,769.53-8,335.99

Finding the Fourth Proportional to 15,050.26, 20,769.53 and 8,335.99

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Solution

The fourth proportional to 15,050.26, 20,769.53 and 8,335.99 is: 11,503.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,050.26 : 20,769.53 = 8,335.99 : x
  2. Step 2: Convert to fraction form
    15,050.26/20,769.53 = 8,335.99/x
  3. Step 3: Cross multiply
    15,050.26x = 20,769.53 × 8,335.99
  4. Step 4: Simplify right side
    15,050.26x = 173,134,594.38
  5. Step 5: Solve for x
    x = 173,134,594.38/15,050.26
  6. Step 6: Final answer
    x = 11,503.76

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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.