Home / 18,514.14-25,522.95-13,199.73

Finding the Fourth Proportional to 18,514.14, 25,522.95 and 13,199.73

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Solution

The fourth proportional to 18,514.14, 25,522.95 and 13,199.73 is: 18,196.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,514.14 : 25,522.95 = 13,199.73 : x
  2. Step 2: Convert to fraction form
    18,514.14/25,522.95 = 13,199.73/x
  3. Step 3: Cross multiply
    18,514.14x = 25,522.95 × 13,199.73
  4. Step 4: Simplify right side
    18,514.14x = 336,896,048.80
  5. Step 5: Solve for x
    x = 336,896,048.80/18,514.14
  6. Step 6: Final answer
    x = 18,196.69

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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.