Home / 30,369.14-41,909.12-16,757.30

Finding the Fourth Proportional to 30,369.14, 41,909.12 and 16,757.30

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Solution

The fourth proportional to 30,369.14, 41,909.12 and 16,757.30 is: 23,124.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,369.14 : 41,909.12 = 16,757.30 : x
  2. Step 2: Convert to fraction form
    30,369.14/41,909.12 = 16,757.30/x
  3. Step 3: Cross multiply
    30,369.14x = 41,909.12 × 16,757.30
  4. Step 4: Simplify right side
    30,369.14x = 702,283,768.60
  5. Step 5: Solve for x
    x = 702,283,768.60/30,369.14
  6. Step 6: Final answer
    x = 23,124.92

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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.