Home / 52,537.87-72,502.01-28,664.47

Finding the Fourth Proportional to 52,537.87, 72,502.01 and 28,664.47

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Solution

The fourth proportional to 52,537.87, 72,502.01 and 28,664.47 is: 39,556.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,537.87 : 72,502.01 = 28,664.47 : x
  2. Step 2: Convert to fraction form
    52,537.87/72,502.01 = 28,664.47/x
  3. Step 3: Cross multiply
    52,537.87x = 72,502.01 × 28,664.47
  4. Step 4: Simplify right side
    52,537.87x = 2,078,231,328.07
  5. Step 5: Solve for x
    x = 2,078,231,328.07/52,537.87
  6. Step 6: Final answer
    x = 39,556.83

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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.