Home / 52,576.72-78,881.28-18,385.96

Finding the Fourth Proportional to 52,576.72, 78,881.28 and 18,385.96

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Solution

The fourth proportional to 52,576.72, 78,881.28 and 18,385.96 is: 27,584.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,576.72 : 78,881.28 = 18,385.96 : x
  2. Step 2: Convert to fraction form
    52,576.72/78,881.28 = 18,385.96/x
  3. Step 3: Cross multiply
    52,576.72x = 78,881.28 × 18,385.96
  4. Step 4: Simplify right side
    52,576.72x = 1,450,308,058.83
  5. Step 5: Solve for x
    x = 1,450,308,058.83/52,576.72
  6. Step 6: Final answer
    x = 27,584.61

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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.