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Finding the Fourth Proportional to 52,913.84, 79,405.32 and 25,214

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Solution

The fourth proportional to 52,913.84, 79,405.32 and 25,214 is: 37,837.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,913.84 : 79,405.32 = 25,214 : x
  2. Step 2: Convert to fraction form
    52,913.84/79,405.32 = 25,214/x
  3. Step 3: Cross multiply
    52,913.84x = 79,405.32 × 25,214
  4. Step 4: Simplify right side
    52,913.84x = 2,002,125,738.48
  5. Step 5: Solve for x
    x = 2,002,125,738.48/52,913.84
  6. Step 6: Final answer
    x = 37,837.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.