Home / 17,928.09-26,895.51-5,449.23

Finding the Fourth Proportional to 17,928.09, 26,895.51 and 5,449.23

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Solution

The fourth proportional to 17,928.09, 26,895.51 and 5,449.23 is: 8,174.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,928.09 : 26,895.51 = 5,449.23 : x
  2. Step 2: Convert to fraction form
    17,928.09/26,895.51 = 5,449.23/x
  3. Step 3: Cross multiply
    17,928.09x = 26,895.51 × 5,449.23
  4. Step 4: Simplify right side
    17,928.09x = 146,559,819.96
  5. Step 5: Solve for x
    x = 146,559,819.96/17,928.09
  6. Step 6: Final answer
    x = 8,174.87

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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.