Home / 36,429.84-50,267.61-20,513.88

Finding the Fourth Proportional to 36,429.84, 50,267.61 and 20,513.88

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Solution

The fourth proportional to 36,429.84, 50,267.61 and 20,513.88 is: 28,306.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,429.84 : 50,267.61 = 20,513.88 : x
  2. Step 2: Convert to fraction form
    36,429.84/50,267.61 = 20,513.88/x
  3. Step 3: Cross multiply
    36,429.84x = 50,267.61 × 20,513.88
  4. Step 4: Simplify right side
    36,429.84x = 1,031,183,719.43
  5. Step 5: Solve for x
    x = 1,031,183,719.43/36,429.84
  6. Step 6: Final answer
    x = 28,306.02

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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.