Home / 52,787.35-79,181.02-17,751.61

Finding the Fourth Proportional to 52,787.35, 79,181.02 and 17,751.61

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Solution

The fourth proportional to 52,787.35, 79,181.02 and 17,751.61 is: 26,627.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,787.35 : 79,181.02 = 17,751.61 : x
  2. Step 2: Convert to fraction form
    52,787.35/79,181.02 = 17,751.61/x
  3. Step 3: Cross multiply
    52,787.35x = 79,181.02 × 17,751.61
  4. Step 4: Simplify right side
    52,787.35x = 1,405,590,212.29
  5. Step 5: Solve for x
    x = 1,405,590,212.29/52,787.35
  6. Step 6: Final answer
    x = 26,627.41

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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.