Home / 38,487.48-57,733.46-10,787.64

Finding the Fourth Proportional to 38,487.48, 57,733.46 and 10,787.64

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Solution

The fourth proportional to 38,487.48, 57,733.46 and 10,787.64 is: 16,182.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,487.48 : 57,733.46 = 10,787.64 : x
  2. Step 2: Convert to fraction form
    38,487.48/57,733.46 = 10,787.64/x
  3. Step 3: Cross multiply
    38,487.48x = 57,733.46 × 10,787.64
  4. Step 4: Simplify right side
    38,487.48x = 622,807,782.43
  5. Step 5: Solve for x
    x = 622,807,782.43/38,487.48
  6. Step 6: Final answer
    x = 16,182.09

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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.