Home / 52,536.11-72,499.73-28,662.80

Finding the Fourth Proportional to 52,536.11, 72,499.73 and 28,662.80

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Solution

The fourth proportional to 52,536.11, 72,499.73 and 28,662.80 is: 39,554.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,536.11 : 72,499.73 = 28,662.80 : x
  2. Step 2: Convert to fraction form
    52,536.11/72,499.73 = 28,662.80/x
  3. Step 3: Cross multiply
    52,536.11x = 72,499.73 × 28,662.80
  4. Step 4: Simplify right side
    52,536.11x = 2,078,044,755.23
  5. Step 5: Solve for x
    x = 2,078,044,755.23/52,536.11
  6. Step 6: Final answer
    x = 39,554.60

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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.