Home / 17,721.41-26,573.77-6,625.15

Finding the Fourth Proportional to 17,721.41, 26,573.77 and 6,625.15

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Solution

The fourth proportional to 17,721.41, 26,573.77 and 6,625.15 is: 9,934.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,721.41 : 26,573.77 = 6,625.15 : x
  2. Step 2: Convert to fraction form
    17,721.41/26,573.77 = 6,625.15/x
  3. Step 3: Cross multiply
    17,721.41x = 26,573.77 × 6,625.15
  4. Step 4: Simplify right side
    17,721.41x = 176,055,212.32
  5. Step 5: Solve for x
    x = 176,055,212.32/17,721.41
  6. Step 6: Final answer
    x = 9,934.61

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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.