Home / 19,211.45-26,511.92-10,714.11

Finding the Fourth Proportional to 19,211.45, 26,511.92 and 10,714.11

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Solution

The fourth proportional to 19,211.45, 26,511.92 and 10,714.11 is: 14,785.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,211.45 : 26,511.92 = 10,714.11 : x
  2. Step 2: Convert to fraction form
    19,211.45/26,511.92 = 10,714.11/x
  3. Step 3: Cross multiply
    19,211.45x = 26,511.92 × 10,714.11
  4. Step 4: Simplify right side
    19,211.45x = 284,051,627.19
  5. Step 5: Solve for x
    x = 284,051,627.19/19,211.45
  6. Step 6: Final answer
    x = 14,785.54

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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.