Home / 30,193.49-41,666.38-16,763.94

Finding the Fourth Proportional to 30,193.49, 41,666.38 and 16,763.94

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Solution

The fourth proportional to 30,193.49, 41,666.38 and 16,763.94 is: 23,133.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,193.49 : 41,666.38 = 16,763.94 : x
  2. Step 2: Convert to fraction form
    30,193.49/41,666.38 = 16,763.94/x
  3. Step 3: Cross multiply
    30,193.49x = 41,666.38 × 16,763.94
  4. Step 4: Simplify right side
    30,193.49x = 698,492,652.43
  5. Step 5: Solve for x
    x = 698,492,652.43/30,193.49
  6. Step 6: Final answer
    x = 23,133.88

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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.