Home / 14,158.04-21,236.92-3,769.79

Finding the Fourth Proportional to 14,158.04, 21,236.92 and 3,769.79

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Solution

The fourth proportional to 14,158.04, 21,236.92 and 3,769.79 is: 5,654.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,158.04 : 21,236.92 = 3,769.79 : x
  2. Step 2: Convert to fraction form
    14,158.04/21,236.92 = 3,769.79/x
  3. Step 3: Cross multiply
    14,158.04x = 21,236.92 × 3,769.79
  4. Step 4: Simplify right side
    14,158.04x = 80,058,613.04
  5. Step 5: Solve for x
    x = 80,058,613.04/14,158.04
  6. Step 6: Final answer
    x = 5,654.64

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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.