Home / 14,576.73-20,134.04-13,159.73

Finding the Fourth Proportional to 14,576.73, 20,134.04 and 13,159.73

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Solution

The fourth proportional to 14,576.73, 20,134.04 and 13,159.73 is: 18,176.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,576.73 : 20,134.04 = 13,159.73 : x
  2. Step 2: Convert to fraction form
    14,576.73/20,134.04 = 13,159.73/x
  3. Step 3: Cross multiply
    14,576.73x = 20,134.04 × 13,159.73
  4. Step 4: Simplify right side
    14,576.73x = 264,958,514.75
  5. Step 5: Solve for x
    x = 264,958,514.75/14,576.73
  6. Step 6: Final answer
    x = 18,176.82

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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.