Home / 14,514.62-20,034.43-9,479.60

Finding the Fourth Proportional to 14,514.62, 20,034.43 and 9,479.60

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Solution

The fourth proportional to 14,514.62, 20,034.43 and 9,479.60 is: 13,084.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,514.62 : 20,034.43 = 9,479.60 : x
  2. Step 2: Convert to fraction form
    14,514.62/20,034.43 = 9,479.60/x
  3. Step 3: Cross multiply
    14,514.62x = 20,034.43 × 9,479.60
  4. Step 4: Simplify right side
    14,514.62x = 189,918,333.89
  5. Step 5: Solve for x
    x = 189,918,333.89/14,514.62
  6. Step 6: Final answer
    x = 13,084.63

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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.