Home / 30,944.01-42,701.95-16,796.55

Finding the Fourth Proportional to 30,944.01, 42,701.95 and 16,796.55

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Solution

The fourth proportional to 30,944.01, 42,701.95 and 16,796.55 is: 23,178.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,944.01 : 42,701.95 = 16,796.55 : x
  2. Step 2: Convert to fraction form
    30,944.01/42,701.95 = 16,796.55/x
  3. Step 3: Cross multiply
    30,944.01x = 42,701.95 × 16,796.55
  4. Step 4: Simplify right side
    30,944.01x = 717,245,438.27
  5. Step 5: Solve for x
    x = 717,245,438.27/30,944.01
  6. Step 6: Final answer
    x = 23,178.81

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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.