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Finding the Fourth Proportional to 25,797.25, 35,600.22 and 15,193.42

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Solution

The fourth proportional to 25,797.25, 35,600.22 and 15,193.42 is: 20,966.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,797.25 : 35,600.22 = 15,193.42 : x
  2. Step 2: Convert to fraction form
    25,797.25/35,600.22 = 15,193.42/x
  3. Step 3: Cross multiply
    25,797.25x = 35,600.22 × 15,193.42
  4. Step 4: Simplify right side
    25,797.25x = 540,889,094.55
  5. Step 5: Solve for x
    x = 540,889,094.55/25,797.25
  6. Step 6: Final answer
    x = 20,966.93

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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.