Home / 17,596.20-26,336.70-13,679.40

Finding the Fourth Proportional to 17,596.20, 26,336.70 and 13,679.40

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Solution

The fourth proportional to 17,596.20, 26,336.70 and 13,679.40 is: 20,474.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,596.20 : 26,336.70 = 13,679.40 : x
  2. Step 2: Convert to fraction form
    17,596.20/26,336.70 = 13,679.40/x
  3. Step 3: Cross multiply
    17,596.20x = 26,336.70 × 13,679.40
  4. Step 4: Simplify right side
    17,596.20x = 360,270,253.98
  5. Step 5: Solve for x
    x = 360,270,253.98/17,596.20
  6. Step 6: Final answer
    x = 20,474.32

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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.