Home / 30,941.23-42,697.76-16,793.77

Finding the Fourth Proportional to 30,941.23, 42,697.76 and 16,793.77

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Solution

The fourth proportional to 30,941.23, 42,697.76 and 16,793.77 is: 23,174.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,941.23 : 42,697.76 = 16,793.77 : x
  2. Step 2: Convert to fraction form
    30,941.23/42,697.76 = 16,793.77/x
  3. Step 3: Cross multiply
    30,941.23x = 42,697.76 × 16,793.77
  4. Step 4: Simplify right side
    30,941.23x = 717,056,425.72
  5. Step 5: Solve for x
    x = 717,056,425.72/30,941.23
  6. Step 6: Final answer
    x = 23,174.79

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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.