Home / 16,150.86-22,378.14-15,800.94

Finding the Fourth Proportional to 16,150.86, 22,378.14 and 15,800.94

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Solution

The fourth proportional to 16,150.86, 22,378.14 and 15,800.94 is: 21,893.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,150.86 : 22,378.14 = 15,800.94 : x
  2. Step 2: Convert to fraction form
    16,150.86/22,378.14 = 15,800.94/x
  3. Step 3: Cross multiply
    16,150.86x = 22,378.14 × 15,800.94
  4. Step 4: Simplify right side
    16,150.86x = 353,595,647.45
  5. Step 5: Solve for x
    x = 353,595,647.45/16,150.86
  6. Step 6: Final answer
    x = 21,893.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.