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Finding the Fourth Proportional to 25,804.17, 35,611.02 and 15,197.22

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Solution

The fourth proportional to 25,804.17, 35,611.02 and 15,197.22 is: 20,972.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,804.17 : 35,611.02 = 15,197.22 : x
  2. Step 2: Convert to fraction form
    25,804.17/35,611.02 = 15,197.22/x
  3. Step 3: Cross multiply
    25,804.17x = 35,611.02 × 15,197.22
  4. Step 4: Simplify right side
    25,804.17x = 541,188,505.36
  5. Step 5: Solve for x
    x = 541,188,505.36/25,804.17
  6. Step 6: Final answer
    x = 20,972.91

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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.