Home / 26,714.80-40,064.32-7,994.08

Finding the Fourth Proportional to 26,714.80, 40,064.32 and 7,994.08

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Solution

The fourth proportional to 26,714.80, 40,064.32 and 7,994.08 is: 11,988.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,714.80 : 40,064.32 = 7,994.08 : x
  2. Step 2: Convert to fraction form
    26,714.80/40,064.32 = 7,994.08/x
  3. Step 3: Cross multiply
    26,714.80x = 40,064.32 × 7,994.08
  4. Step 4: Simplify right side
    26,714.80x = 320,277,379.23
  5. Step 5: Solve for x
    x = 320,277,379.23/26,714.80
  6. Step 6: Final answer
    x = 11,988.76

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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.