Home / 52,539.05-72,501.22-28,665.53

Finding the Fourth Proportional to 52,539.05, 72,501.22 and 28,665.53

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Solution

The fourth proportional to 52,539.05, 72,501.22 and 28,665.53 is: 39,556.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,539.05 : 72,501.22 = 28,665.53 : x
  2. Step 2: Convert to fraction form
    52,539.05/72,501.22 = 28,665.53/x
  3. Step 3: Cross multiply
    52,539.05x = 72,501.22 × 28,665.53
  4. Step 4: Simplify right side
    52,539.05x = 2,078,285,896.95
  5. Step 5: Solve for x
    x = 2,078,285,896.95/52,539.05
  6. Step 6: Final answer
    x = 39,556.98

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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.