Home / 36,421.53-50,262.65-20,506.54

Finding the Fourth Proportional to 36,421.53, 50,262.65 and 20,506.54

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Solution

The fourth proportional to 36,421.53, 50,262.65 and 20,506.54 is: 28,299.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,421.53 : 50,262.65 = 20,506.54 : x
  2. Step 2: Convert to fraction form
    36,421.53/50,262.65 = 20,506.54/x
  3. Step 3: Cross multiply
    36,421.53x = 50,262.65 × 20,506.54
  4. Step 4: Simplify right side
    36,421.53x = 1,030,713,042.73
  5. Step 5: Solve for x
    x = 1,030,713,042.73/36,421.53
  6. Step 6: Final answer
    x = 28,299.55

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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.