Home / 17,400.21-26,100.09-4,252.70

Finding the Fourth Proportional to 17,400.21, 26,100.09 and 4,252.70

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Solution

The fourth proportional to 17,400.21, 26,100.09 and 4,252.70 is: 6,378.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,400.21 : 26,100.09 = 4,252.70 : x
  2. Step 2: Convert to fraction form
    17,400.21/26,100.09 = 4,252.70/x
  3. Step 3: Cross multiply
    17,400.21x = 26,100.09 × 4,252.70
  4. Step 4: Simplify right side
    17,400.21x = 110,995,722.24
  5. Step 5: Solve for x
    x = 110,995,722.24/17,400.21
  6. Step 6: Final answer
    x = 6,378.99

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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.