Home / 20,463.55-30,514.59-17,974.92

Finding the Fourth Proportional to 20,463.55, 30,514.59 and 17,974.92

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Solution

The fourth proportional to 20,463.55, 30,514.59 and 17,974.92 is: 26,803.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,463.55 : 30,514.59 = 17,974.92 : x
  2. Step 2: Convert to fraction form
    20,463.55/30,514.59 = 17,974.92/x
  3. Step 3: Cross multiply
    20,463.55x = 30,514.59 × 17,974.92
  4. Step 4: Simplify right side
    20,463.55x = 548,497,314.08
  5. Step 5: Solve for x
    x = 548,497,314.08/20,463.55
  6. Step 6: Final answer
    x = 26,803.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.