Home / 19,649.21-27,115.98-10,696.82

Finding the Fourth Proportional to 19,649.21, 27,115.98 and 10,696.82

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Solution

The fourth proportional to 19,649.21, 27,115.98 and 10,696.82 is: 14,761.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,649.21 : 27,115.98 = 10,696.82 : x
  2. Step 2: Convert to fraction form
    19,649.21/27,115.98 = 10,696.82/x
  3. Step 3: Cross multiply
    19,649.21x = 27,115.98 × 10,696.82
  4. Step 4: Simplify right side
    19,649.21x = 290,054,757.18
  5. Step 5: Solve for x
    x = 290,054,757.18/19,649.21
  6. Step 6: Final answer
    x = 14,761.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.