Home / 19,211.85-26,511.82-10,714.23

Finding the Fourth Proportional to 19,211.85, 26,511.82 and 10,714.23

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Solution

The fourth proportional to 19,211.85, 26,511.82 and 10,714.23 is: 14,785.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,211.85 : 26,511.82 = 10,714.23 : x
  2. Step 2: Convert to fraction form
    19,211.85/26,511.82 = 10,714.23/x
  3. Step 3: Cross multiply
    19,211.85x = 26,511.82 × 10,714.23
  4. Step 4: Simplify right side
    19,211.85x = 284,053,710.41
  5. Step 5: Solve for x
    x = 284,053,710.41/19,211.85
  6. Step 6: Final answer
    x = 14,785.34

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Half scale
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Double scale
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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.