Home / 52,725.94-72,761.81-28,852.62

Finding the Fourth Proportional to 52,725.94, 72,761.81 and 28,852.62

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Solution

The fourth proportional to 52,725.94, 72,761.81 and 28,852.62 is: 39,816.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,725.94 : 72,761.81 = 28,852.62 : x
  2. Step 2: Convert to fraction form
    52,725.94/72,761.81 = 28,852.62/x
  3. Step 3: Cross multiply
    52,725.94x = 72,761.81 × 28,852.62
  4. Step 4: Simplify right side
    52,725.94x = 2,099,368,437.32
  5. Step 5: Solve for x
    x = 2,099,368,437.32/52,725.94
  6. Step 6: Final answer
    x = 39,816.61

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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.