Home / 12,476.19-18,714.60-3,711.18

Finding the Fourth Proportional to 12,476.19, 18,714.60 and 3,711.18

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Solution

The fourth proportional to 12,476.19, 18,714.60 and 3,711.18 is: 5,566.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,476.19 : 18,714.60 = 3,711.18 : x
  2. Step 2: Convert to fraction form
    12,476.19/18,714.60 = 3,711.18/x
  3. Step 3: Cross multiply
    12,476.19x = 18,714.60 × 3,711.18
  4. Step 4: Simplify right side
    12,476.19x = 69,453,249.23
  5. Step 5: Solve for x
    x = 69,453,249.23/12,476.19
  6. Step 6: Final answer
    x = 5,566.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.