Home / 30,835.68-42,561.45-17,414.79

Finding the Fourth Proportional to 30,835.68, 42,561.45 and 17,414.79

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Solution

The fourth proportional to 30,835.68, 42,561.45 and 17,414.79 is: 24,037.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,835.68 : 42,561.45 = 17,414.79 : x
  2. Step 2: Convert to fraction form
    30,835.68/42,561.45 = 17,414.79/x
  3. Step 3: Cross multiply
    30,835.68x = 42,561.45 × 17,414.79
  4. Step 4: Simplify right side
    30,835.68x = 741,198,713.85
  5. Step 5: Solve for x
    x = 741,198,713.85/30,835.68
  6. Step 6: Final answer
    x = 24,037.05

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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.