Home / 52,647.14-72,653.04-28,773.90

Finding the Fourth Proportional to 52,647.14, 72,653.04 and 28,773.90

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Solution

The fourth proportional to 52,647.14, 72,653.04 and 28,773.90 is: 39,707.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,647.14 : 72,653.04 = 28,773.90 : x
  2. Step 2: Convert to fraction form
    52,647.14/72,653.04 = 28,773.90/x
  3. Step 3: Cross multiply
    52,647.14x = 72,653.04 × 28,773.90
  4. Step 4: Simplify right side
    52,647.14x = 2,090,511,307.66
  5. Step 5: Solve for x
    x = 2,090,511,307.66/52,647.14
  6. Step 6: Final answer
    x = 39,707.98

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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.