Home / 52,546.37-72,513.30-28,672.63

Finding the Fourth Proportional to 52,546.37, 72,513.30 and 28,672.63

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Solution

The fourth proportional to 52,546.37, 72,513.30 and 28,672.63 is: 39,567.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,546.37 : 72,513.30 = 28,672.63 : x
  2. Step 2: Convert to fraction form
    52,546.37/72,513.30 = 28,672.63/x
  3. Step 3: Cross multiply
    52,546.37x = 72,513.30 × 28,672.63
  4. Step 4: Simplify right side
    52,546.37x = 2,079,146,839.70
  5. Step 5: Solve for x
    x = 2,079,146,839.70/52,546.37
  6. Step 6: Final answer
    x = 39,567.85

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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.