Home / 28,645.92-39,536.13-16,709.26

Finding the Fourth Proportional to 28,645.92, 39,536.13 and 16,709.26

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Solution

The fourth proportional to 28,645.92, 39,536.13 and 16,709.26 is: 23,061.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,645.92 : 39,536.13 = 16,709.26 : x
  2. Step 2: Convert to fraction form
    28,645.92/39,536.13 = 16,709.26/x
  3. Step 3: Cross multiply
    28,645.92x = 39,536.13 × 16,709.26
  4. Step 4: Simplify right side
    28,645.92x = 660,619,475.56
  5. Step 5: Solve for x
    x = 660,619,475.56/28,645.92
  6. Step 6: Final answer
    x = 23,061.56

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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.