Home / 51,741.86-71,403.12-29,084.69

Finding the Fourth Proportional to 51,741.86, 71,403.12 and 29,084.69

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Solution

The fourth proportional to 51,741.86, 71,403.12 and 29,084.69 is: 40,136.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,741.86 : 71,403.12 = 29,084.69 : x
  2. Step 2: Convert to fraction form
    51,741.86/71,403.12 = 29,084.69/x
  3. Step 3: Cross multiply
    51,741.86x = 71,403.12 × 29,084.69
  4. Step 4: Simplify right side
    51,741.86x = 2,076,737,788.74
  5. Step 5: Solve for x
    x = 2,076,737,788.74/51,741.86
  6. Step 6: Final answer
    x = 40,136.52

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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.