Home / 16,770.43-23,137.23-9,962.74

Finding the Fourth Proportional to 16,770.43, 23,137.23 and 9,962.74

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Solution

The fourth proportional to 16,770.43, 23,137.23 and 9,962.74 is: 13,745.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,770.43 : 23,137.23 = 9,962.74 : x
  2. Step 2: Convert to fraction form
    16,770.43/23,137.23 = 9,962.74/x
  3. Step 3: Cross multiply
    16,770.43x = 23,137.23 × 9,962.74
  4. Step 4: Simplify right side
    16,770.43x = 230,510,206.81
  5. Step 5: Solve for x
    x = 230,510,206.81/16,770.43
  6. Step 6: Final answer
    x = 13,745.04

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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.