Home / 19,714.14-27,205.57-10,761.65

Finding the Fourth Proportional to 19,714.14, 27,205.57 and 10,761.65

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Solution

The fourth proportional to 19,714.14, 27,205.57 and 10,761.65 is: 14,851.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,714.14 : 27,205.57 = 10,761.65 : x
  2. Step 2: Convert to fraction form
    19,714.14/27,205.57 = 10,761.65/x
  3. Step 3: Cross multiply
    19,714.14x = 27,205.57 × 10,761.65
  4. Step 4: Simplify right side
    19,714.14x = 292,776,768.58
  5. Step 5: Solve for x
    x = 292,776,768.58/19,714.14
  6. Step 6: Final answer
    x = 14,851.11

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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.