Home / 51,697.41-77,546.51-28,311.09

Finding the Fourth Proportional to 51,697.41, 77,546.51 and 28,311.09

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Solution

The fourth proportional to 51,697.41, 77,546.51 and 28,311.09 is: 42,466.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,697.41 : 77,546.51 = 28,311.09 : x
  2. Step 2: Convert to fraction form
    51,697.41/77,546.51 = 28,311.09/x
  3. Step 3: Cross multiply
    51,697.41x = 77,546.51 × 28,311.09
  4. Step 4: Simplify right side
    51,697.41x = 2,195,426,082.24
  5. Step 5: Solve for x
    x = 2,195,426,082.24/51,697.41
  6. Step 6: Final answer
    x = 42,466.85

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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.