Home / 16,760.62-25,140.90-4,280.65

Finding the Fourth Proportional to 16,760.62, 25,140.90 and 4,280.65

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Solution

The fourth proportional to 16,760.62, 25,140.90 and 4,280.65 is: 6,420.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,760.62 : 25,140.90 = 4,280.65 : x
  2. Step 2: Convert to fraction form
    16,760.62/25,140.90 = 4,280.65/x
  3. Step 3: Cross multiply
    16,760.62x = 25,140.90 × 4,280.65
  4. Step 4: Simplify right side
    16,760.62x = 107,619,322.71
  5. Step 5: Solve for x
    x = 107,619,322.71/16,760.62
  6. Step 6: Final answer
    x = 6,420.96

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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.