Home / 17,809.50-26,710.20-6,717.36

Finding the Fourth Proportional to 17,809.50, 26,710.20 and 6,717.36

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Solution

The fourth proportional to 17,809.50, 26,710.20 and 6,717.36 is: 10,074.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,809.50 : 26,710.20 = 6,717.36 : x
  2. Step 2: Convert to fraction form
    17,809.50/26,710.20 = 6,717.36/x
  3. Step 3: Cross multiply
    17,809.50x = 26,710.20 × 6,717.36
  4. Step 4: Simplify right side
    17,809.50x = 179,422,029.07
  5. Step 5: Solve for x
    x = 179,422,029.07/17,809.50
  6. Step 6: Final answer
    x = 10,074.51

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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.