Home / 16,303.21-24,451.58-7,979.65

Finding the Fourth Proportional to 16,303.21, 24,451.58 and 7,979.65

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Solution

The fourth proportional to 16,303.21, 24,451.58 and 7,979.65 is: 11,967.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,303.21 : 24,451.58 = 7,979.65 : x
  2. Step 2: Convert to fraction form
    16,303.21/24,451.58 = 7,979.65/x
  3. Step 3: Cross multiply
    16,303.21x = 24,451.58 × 7,979.65
  4. Step 4: Simplify right side
    16,303.21x = 195,115,010.45
  5. Step 5: Solve for x
    x = 195,115,010.45/16,303.21
  6. Step 6: Final answer
    x = 11,967.89

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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.