Home / 51,463.33-71,022.53-28,801.86

Finding the Fourth Proportional to 51,463.33, 71,022.53 and 28,801.86

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Solution

The fourth proportional to 51,463.33, 71,022.53 and 28,801.86 is: 39,748.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,463.33 : 71,022.53 = 28,801.86 : x
  2. Step 2: Convert to fraction form
    51,463.33/71,022.53 = 28,801.86/x
  3. Step 3: Cross multiply
    51,463.33x = 71,022.53 × 28,801.86
  4. Step 4: Simplify right side
    51,463.33x = 2,045,580,965.91
  5. Step 5: Solve for x
    x = 2,045,580,965.91/51,463.33
  6. Step 6: Final answer
    x = 39,748.32

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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.