Home / 22,000.12-33,003.42-6,415.72

Finding the Fourth Proportional to 22,000.12, 33,003.42 and 6,415.72

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Solution

The fourth proportional to 22,000.12, 33,003.42 and 6,415.72 is: 9,624.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,000.12 : 33,003.42 = 6,415.72 : x
  2. Step 2: Convert to fraction form
    22,000.12/33,003.42 = 6,415.72/x
  3. Step 3: Cross multiply
    22,000.12x = 33,003.42 × 6,415.72
  4. Step 4: Simplify right side
    22,000.12x = 211,740,701.76
  5. Step 5: Solve for x
    x = 211,740,701.76/22,000.12
  6. Step 6: Final answer
    x = 9,624.52

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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.