Home / 30,944.09-42,703.72-16,797.84

Finding the Fourth Proportional to 30,944.09, 42,703.72 and 16,797.84

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Solution

The fourth proportional to 30,944.09, 42,703.72 and 16,797.84 is: 23,181.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,944.09 : 42,703.72 = 16,797.84 : x
  2. Step 2: Convert to fraction form
    30,944.09/42,703.72 = 16,797.84/x
  3. Step 3: Cross multiply
    30,944.09x = 42,703.72 × 16,797.84
  4. Step 4: Simplify right side
    30,944.09x = 717,330,213.97
  5. Step 5: Solve for x
    x = 717,330,213.97/30,944.09
  6. Step 6: Final answer
    x = 23,181.50

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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.