Home / 52,621.20-78,973.79-27,675.90

Finding the Fourth Proportional to 52,621.20, 78,973.79 and 27,675.90

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Solution

The fourth proportional to 52,621.20, 78,973.79 and 27,675.90 is: 41,535.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,621.20 : 78,973.79 = 27,675.90 : x
  2. Step 2: Convert to fraction form
    52,621.20/78,973.79 = 27,675.90/x
  3. Step 3: Cross multiply
    52,621.20x = 78,973.79 × 27,675.90
  4. Step 4: Simplify right side
    52,621.20x = 2,185,670,576.28
  5. Step 5: Solve for x
    x = 2,185,670,576.28/52,621.20
  6. Step 6: Final answer
    x = 41,535.93

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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.