Home / 14,487.42-21,730.94-4,626.58

Finding the Fourth Proportional to 14,487.42, 21,730.94 and 4,626.58

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Solution

The fourth proportional to 14,487.42, 21,730.94 and 4,626.58 is: 6,939.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,487.42 : 21,730.94 = 4,626.58 : x
  2. Step 2: Convert to fraction form
    14,487.42/21,730.94 = 4,626.58/x
  3. Step 3: Cross multiply
    14,487.42x = 21,730.94 × 4,626.58
  4. Step 4: Simplify right side
    14,487.42x = 100,539,932.39
  5. Step 5: Solve for x
    x = 100,539,932.39/14,487.42
  6. Step 6: Final answer
    x = 6,939.81

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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.