Home / 36,770.20-55,139.10-14,576.20

Finding the Fourth Proportional to 36,770.20, 55,139.10 and 14,576.20

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Solution

The fourth proportional to 36,770.20, 55,139.10 and 14,576.20 is: 21,857.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,770.20 : 55,139.10 = 14,576.20 : x
  2. Step 2: Convert to fraction form
    36,770.20/55,139.10 = 14,576.20/x
  3. Step 3: Cross multiply
    36,770.20x = 55,139.10 × 14,576.20
  4. Step 4: Simplify right side
    36,770.20x = 803,718,549.42
  5. Step 5: Solve for x
    x = 803,718,549.42/36,770.20
  6. Step 6: Final answer
    x = 21,857.88

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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.