Home / 17,928.57-26,892.84-5,448.55

Finding the Fourth Proportional to 17,928.57, 26,892.84 and 5,448.55

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Solution

The fourth proportional to 17,928.57, 26,892.84 and 5,448.55 is: 8,172.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,928.57 : 26,892.84 = 5,448.55 : x
  2. Step 2: Convert to fraction form
    17,928.57/26,892.84 = 5,448.55/x
  3. Step 3: Cross multiply
    17,928.57x = 26,892.84 × 5,448.55
  4. Step 4: Simplify right side
    17,928.57x = 146,526,848.92
  5. Step 5: Solve for x
    x = 146,526,848.92/17,928.57
  6. Step 6: Final answer
    x = 8,172.81

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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.