Home / 16,775.04-25,162.56-6,381.12

Finding the Fourth Proportional to 16,775.04, 25,162.56 and 6,381.12

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Solution

The fourth proportional to 16,775.04, 25,162.56 and 6,381.12 is: 9,571.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,775.04 : 25,162.56 = 6,381.12 : x
  2. Step 2: Convert to fraction form
    16,775.04/25,162.56 = 6,381.12/x
  3. Step 3: Cross multiply
    16,775.04x = 25,162.56 × 6,381.12
  4. Step 4: Simplify right side
    16,775.04x = 160,565,314.87
  5. Step 5: Solve for x
    x = 160,565,314.87/16,775.04
  6. Step 6: Final answer
    x = 9,571.68

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Similar ratio
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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.