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Finding the Fourth Proportional to 44,751.44, 67,123.64 and 19,792.31

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Solution

The fourth proportional to 44,751.44, 67,123.64 and 19,792.31 is: 29,686.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,751.44 : 67,123.64 = 19,792.31 : x
  2. Step 2: Convert to fraction form
    44,751.44/67,123.64 = 19,792.31/x
  3. Step 3: Cross multiply
    44,751.44x = 67,123.64 × 19,792.31
  4. Step 4: Simplify right side
    44,751.44x = 1,328,531,605.07
  5. Step 5: Solve for x
    x = 1,328,531,605.07/44,751.44
  6. Step 6: Final answer
    x = 29,686.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.