Home / 52,766.98-72,818.40-28,893.64

Finding the Fourth Proportional to 52,766.98, 72,818.40 and 28,893.64

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Solution

The fourth proportional to 52,766.98, 72,818.40 and 28,893.64 is: 39,873.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,766.98 : 72,818.40 = 28,893.64 : x
  2. Step 2: Convert to fraction form
    52,766.98/72,818.40 = 28,893.64/x
  3. Step 3: Cross multiply
    52,766.98x = 72,818.40 × 28,893.64
  4. Step 4: Simplify right side
    52,766.98x = 2,103,988,634.98
  5. Step 5: Solve for x
    x = 2,103,988,634.98/52,766.98
  6. Step 6: Final answer
    x = 39,873.21

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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.