Home / 33,380.42-50,070.50-13,658.97

Finding the Fourth Proportional to 33,380.42, 50,070.50 and 13,658.97

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Solution

The fourth proportional to 33,380.42, 50,070.50 and 13,658.97 is: 20,488.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,380.42 : 50,070.50 = 13,658.97 : x
  2. Step 2: Convert to fraction form
    33,380.42/50,070.50 = 13,658.97/x
  3. Step 3: Cross multiply
    33,380.42x = 50,070.50 × 13,658.97
  4. Step 4: Simplify right side
    33,380.42x = 683,911,389.09
  5. Step 5: Solve for x
    x = 683,911,389.09/33,380.42
  6. Step 6: Final answer
    x = 20,488.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.