Home / 16,913.80-25,370.70-16,622.20

Finding the Fourth Proportional to 16,913.80, 25,370.70 and 16,622.20

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Solution

The fourth proportional to 16,913.80, 25,370.70 and 16,622.20 is: 24,933.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,913.80 : 25,370.70 = 16,622.20 : x
  2. Step 2: Convert to fraction form
    16,913.80/25,370.70 = 16,622.20/x
  3. Step 3: Cross multiply
    16,913.80x = 25,370.70 × 16,622.20
  4. Step 4: Simplify right side
    16,913.80x = 421,716,849.54
  5. Step 5: Solve for x
    x = 421,716,849.54/16,913.80
  6. Step 6: Final answer
    x = 24,933.30

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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.