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Finding the Fourth Proportional to 35,492.92, 48,978.44 and 19,576.42

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Solution

The fourth proportional to 35,492.92, 48,978.44 and 19,576.42 is: 27,014.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,492.92 : 48,978.44 = 19,576.42 : x
  2. Step 2: Convert to fraction form
    35,492.92/48,978.44 = 19,576.42/x
  3. Step 3: Cross multiply
    35,492.92x = 48,978.44 × 19,576.42
  4. Step 4: Simplify right side
    35,492.92x = 958,822,512.38
  5. Step 5: Solve for x
    x = 958,822,512.38/35,492.92
  6. Step 6: Final answer
    x = 27,014.47

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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.