Home / 25,026.62-34,536.72-13,696.11

Finding the Fourth Proportional to 25,026.62, 34,536.72 and 13,696.11

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Solution

The fourth proportional to 25,026.62, 34,536.72 and 13,696.11 is: 18,900.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,026.62 : 34,536.72 = 13,696.11 : x
  2. Step 2: Convert to fraction form
    25,026.62/34,536.72 = 13,696.11/x
  3. Step 3: Cross multiply
    25,026.62x = 34,536.72 × 13,696.11
  4. Step 4: Simplify right side
    25,026.62x = 473,018,716.16
  5. Step 5: Solve for x
    x = 473,018,716.16/25,026.62
  6. Step 6: Final answer
    x = 18,900.63

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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.