Home / 30,941.24-42,697.68-16,793.84

Finding the Fourth Proportional to 30,941.24, 42,697.68 and 16,793.84

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Solution

The fourth proportional to 30,941.24, 42,697.68 and 16,793.84 is: 23,174.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,941.24 : 42,697.68 = 16,793.84 : x
  2. Step 2: Convert to fraction form
    30,941.24/42,697.68 = 16,793.84/x
  3. Step 3: Cross multiply
    30,941.24x = 42,697.68 × 16,793.84
  4. Step 4: Simplify right side
    30,941.24x = 717,058,006.29
  5. Step 5: Solve for x
    x = 717,058,006.29/30,941.24
  6. Step 6: Final answer
    x = 23,174.83

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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.