Home / 36,384.60-54,579.42-14,190.60

Finding the Fourth Proportional to 36,384.60, 54,579.42 and 14,190.60

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Solution

The fourth proportional to 36,384.60, 54,579.42 and 14,190.60 is: 21,286.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,384.60 : 54,579.42 = 14,190.60 : x
  2. Step 2: Convert to fraction form
    36,384.60/54,579.42 = 14,190.60/x
  3. Step 3: Cross multiply
    36,384.60x = 54,579.42 × 14,190.60
  4. Step 4: Simplify right side
    36,384.60x = 774,514,717.45
  5. Step 5: Solve for x
    x = 774,514,717.45/36,384.60
  6. Step 6: Final answer
    x = 21,286.88

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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.