Home / 28,714.06-43,067.67-7,655.68

Finding the Fourth Proportional to 28,714.06, 43,067.67 and 7,655.68

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Solution

The fourth proportional to 28,714.06, 43,067.67 and 7,655.68 is: 11,482.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,714.06 : 43,067.67 = 7,655.68 : x
  2. Step 2: Convert to fraction form
    28,714.06/43,067.67 = 7,655.68/x
  3. Step 3: Cross multiply
    28,714.06x = 43,067.67 × 7,655.68
  4. Step 4: Simplify right side
    28,714.06x = 329,712,299.87
  5. Step 5: Solve for x
    x = 329,712,299.87/28,714.06
  6. Step 6: Final answer
    x = 11,482.61

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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.