Home / 16,515.45-24,778.94-7,032.57

Finding the Fourth Proportional to 16,515.45, 24,778.94 and 7,032.57

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Solution

The fourth proportional to 16,515.45, 24,778.94 and 7,032.57 is: 10,551.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,515.45 : 24,778.94 = 7,032.57 : x
  2. Step 2: Convert to fraction form
    16,515.45/24,778.94 = 7,032.57/x
  3. Step 3: Cross multiply
    16,515.45x = 24,778.94 × 7,032.57
  4. Step 4: Simplify right side
    16,515.45x = 174,259,594.91
  5. Step 5: Solve for x
    x = 174,259,594.91/16,515.45
  6. Step 6: Final answer
    x = 10,551.31

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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.