Home / 25,656.33-35,396.37-15,043.91

Finding the Fourth Proportional to 25,656.33, 35,396.37 and 15,043.91

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Solution

The fourth proportional to 25,656.33, 35,396.37 and 15,043.91 is: 20,755.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,656.33 : 35,396.37 = 15,043.91 : x
  2. Step 2: Convert to fraction form
    25,656.33/35,396.37 = 15,043.91/x
  3. Step 3: Cross multiply
    25,656.33x = 35,396.37 × 15,043.91
  4. Step 4: Simplify right side
    25,656.33x = 532,499,627.62
  5. Step 5: Solve for x
    x = 532,499,627.62/25,656.33
  6. Step 6: Final answer
    x = 20,755.10

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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.