Home / 51,757.05-77,580.21-26,771.95

Finding the Fourth Proportional to 51,757.05, 77,580.21 and 26,771.95

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Solution

The fourth proportional to 51,757.05, 77,580.21 and 26,771.95 is: 40,129.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,757.05 : 77,580.21 = 26,771.95 : x
  2. Step 2: Convert to fraction form
    51,757.05/77,580.21 = 26,771.95/x
  3. Step 3: Cross multiply
    51,757.05x = 77,580.21 × 26,771.95
  4. Step 4: Simplify right side
    51,757.05x = 2,076,973,503.11
  5. Step 5: Solve for x
    x = 2,076,973,503.11/51,757.05
  6. Step 6: Final answer
    x = 40,129.29

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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.