Home / 36,678.16-54,966.84-19,994.32

Finding the Fourth Proportional to 36,678.16, 54,966.84 and 19,994.32

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Solution

The fourth proportional to 36,678.16, 54,966.84 and 19,994.32 is: 29,964.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,678.16 : 54,966.84 = 19,994.32 : x
  2. Step 2: Convert to fraction form
    36,678.16/54,966.84 = 19,994.32/x
  3. Step 3: Cross multiply
    36,678.16x = 54,966.84 × 19,994.32
  4. Step 4: Simplify right side
    36,678.16x = 1,099,024,588.35
  5. Step 5: Solve for x
    x = 1,099,024,588.35/36,678.16
  6. Step 6: Final answer
    x = 29,964.01

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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.