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Finding the Fourth Proportional to 51,671.74, 71,304.67 and 29,010.32

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Solution

The fourth proportional to 51,671.74, 71,304.67 and 29,010.32 is: 40,032.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,671.74 : 71,304.67 = 29,010.32 : x
  2. Step 2: Convert to fraction form
    51,671.74/71,304.67 = 29,010.32/x
  3. Step 3: Cross multiply
    51,671.74x = 71,304.67 × 29,010.32
  4. Step 4: Simplify right side
    51,671.74x = 2,068,571,241.33
  5. Step 5: Solve for x
    x = 2,068,571,241.33/51,671.74
  6. Step 6: Final answer
    x = 40,032.93

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1.5x scale

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.