Home / 16,928.76-25,395.51-7,065.78

Finding the Fourth Proportional to 16,928.76, 25,395.51 and 7,065.78

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Solution

The fourth proportional to 16,928.76, 25,395.51 and 7,065.78 is: 10,599.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,928.76 : 25,395.51 = 7,065.78 : x
  2. Step 2: Convert to fraction form
    16,928.76/25,395.51 = 7,065.78/x
  3. Step 3: Cross multiply
    16,928.76x = 25,395.51 × 7,065.78
  4. Step 4: Simplify right side
    16,928.76x = 179,439,086.65
  5. Step 5: Solve for x
    x = 179,439,086.65/16,928.76
  6. Step 6: Final answer
    x = 10,599.66

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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.