Home / 16,928.71-25,396.23-5,239.19

Finding the Fourth Proportional to 16,928.71, 25,396.23 and 5,239.19

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Solution

The fourth proportional to 16,928.71, 25,396.23 and 5,239.19 is: 7,859.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,928.71 : 25,396.23 = 5,239.19 : x
  2. Step 2: Convert to fraction form
    16,928.71/25,396.23 = 5,239.19/x
  3. Step 3: Cross multiply
    16,928.71x = 25,396.23 × 5,239.19
  4. Step 4: Simplify right side
    16,928.71x = 133,055,674.25
  5. Step 5: Solve for x
    x = 133,055,674.25/16,928.71
  6. Step 6: Final answer
    x = 7,859.76

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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.