Home / 52,442.63-72,371.32-29,782.09

Finding the Fourth Proportional to 52,442.63, 72,371.32 and 29,782.09

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Solution

The fourth proportional to 52,442.63, 72,371.32 and 29,782.09 is: 41,099.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,442.63 : 72,371.32 = 29,782.09 : x
  2. Step 2: Convert to fraction form
    52,442.63/72,371.32 = 29,782.09/x
  3. Step 3: Cross multiply
    52,442.63x = 72,371.32 × 29,782.09
  4. Step 4: Simplify right side
    52,442.63x = 2,155,369,112.42
  5. Step 5: Solve for x
    x = 2,155,369,112.42/52,442.63
  6. Step 6: Final answer
    x = 41,099.56

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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.