Home / 52,675.09-72,691.64-28,801.96

Finding the Fourth Proportional to 52,675.09, 72,691.64 and 28,801.96

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Solution

The fourth proportional to 52,675.09, 72,691.64 and 28,801.96 is: 39,746.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,675.09 : 72,691.64 = 28,801.96 : x
  2. Step 2: Convert to fraction form
    52,675.09/72,691.64 = 28,801.96/x
  3. Step 3: Cross multiply
    52,675.09x = 72,691.64 × 28,801.96
  4. Step 4: Simplify right side
    52,675.09x = 2,093,661,597.89
  5. Step 5: Solve for x
    x = 2,093,661,597.89/52,675.09
  6. Step 6: Final answer
    x = 39,746.71

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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.