Home / 20,063.49-27,701.01-12,512.85

Finding the Fourth Proportional to 20,063.49, 27,701.01 and 12,512.85

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Solution

The fourth proportional to 20,063.49, 27,701.01 and 12,512.85 is: 17,276.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,063.49 : 27,701.01 = 12,512.85 : x
  2. Step 2: Convert to fraction form
    20,063.49/27,701.01 = 12,512.85/x
  3. Step 3: Cross multiply
    20,063.49x = 27,701.01 × 12,512.85
  4. Step 4: Simplify right side
    20,063.49x = 346,618,582.98
  5. Step 5: Solve for x
    x = 346,618,582.98/20,063.49
  6. Step 6: Final answer
    x = 17,276.09

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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.