Home / 28,824.24-39,771.38-17,499.69

Finding the Fourth Proportional to 28,824.24, 39,771.38 and 17,499.69

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Solution

The fourth proportional to 28,824.24, 39,771.38 and 17,499.69 is: 24,145.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,824.24 : 39,771.38 = 17,499.69 : x
  2. Step 2: Convert to fraction form
    28,824.24/39,771.38 = 17,499.69/x
  3. Step 3: Cross multiply
    28,824.24x = 39,771.38 × 17,499.69
  4. Step 4: Simplify right side
    28,824.24x = 695,986,733.37
  5. Step 5: Solve for x
    x = 695,986,733.37/28,824.24
  6. Step 6: Final answer
    x = 24,145.88

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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.