Home / 30,084.43-41,516.75-16,655.90

Finding the Fourth Proportional to 30,084.43, 41,516.75 and 16,655.90

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Solution

The fourth proportional to 30,084.43, 41,516.75 and 16,655.90 is: 22,985.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,084.43 : 41,516.75 = 16,655.90 : x
  2. Step 2: Convert to fraction form
    30,084.43/41,516.75 = 16,655.90/x
  3. Step 3: Cross multiply
    30,084.43x = 41,516.75 × 16,655.90
  4. Step 4: Simplify right side
    30,084.43x = 691,498,836.33
  5. Step 5: Solve for x
    x = 691,498,836.33/30,084.43
  6. Step 6: Final answer
    x = 22,985.27

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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.