Home / 30,193.20-41,666.24-16,763.92

Finding the Fourth Proportional to 30,193.20, 41,666.24 and 16,763.92

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Solution

The fourth proportional to 30,193.20, 41,666.24 and 16,763.92 is: 23,134.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,193.20 : 41,666.24 = 16,763.92 : x
  2. Step 2: Convert to fraction form
    30,193.20/41,666.24 = 16,763.92/x
  3. Step 3: Cross multiply
    30,193.20x = 41,666.24 × 16,763.92
  4. Step 4: Simplify right side
    30,193.20x = 698,489,514.06
  5. Step 5: Solve for x
    x = 698,489,514.06/30,193.20
  6. Step 6: Final answer
    x = 23,134.00

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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.