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Finding the Fourth Proportional to 52,491.83, 72,415.95 and 33,361.39

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Solution

The fourth proportional to 52,491.83, 72,415.95 and 33,361.39 is: 46,024.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,491.83 : 72,415.95 = 33,361.39 : x
  2. Step 2: Convert to fraction form
    52,491.83/72,415.95 = 33,361.39/x
  3. Step 3: Cross multiply
    52,491.83x = 72,415.95 × 33,361.39
  4. Step 4: Simplify right side
    52,491.83x = 2,415,896,388.09
  5. Step 5: Solve for x
    x = 2,415,896,388.09/52,491.83
  6. Step 6: Final answer
    x = 46,024.24

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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.