Home / 17,928.46-26,892.78-5,448.58

Finding the Fourth Proportional to 17,928.46, 26,892.78 and 5,448.58

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Solution

The fourth proportional to 17,928.46, 26,892.78 and 5,448.58 is: 8,172.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,928.46 : 26,892.78 = 5,448.58 : x
  2. Step 2: Convert to fraction form
    17,928.46/26,892.78 = 5,448.58/x
  3. Step 3: Cross multiply
    17,928.46x = 26,892.78 × 5,448.58
  4. Step 4: Simplify right side
    17,928.46x = 146,527,463.25
  5. Step 5: Solve for x
    x = 146,527,463.25/17,928.46
  6. Step 6: Final answer
    x = 8,172.90

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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.