Home / 51,428.20-77,147.97-16,359.67

Finding the Fourth Proportional to 51,428.20, 77,147.97 and 16,359.67

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Solution

The fourth proportional to 51,428.20, 77,147.97 and 16,359.67 is: 24,541.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,428.20 : 77,147.97 = 16,359.67 : x
  2. Step 2: Convert to fraction form
    51,428.20/77,147.97 = 16,359.67/x
  3. Step 3: Cross multiply
    51,428.20x = 77,147.97 × 16,359.67
  4. Step 4: Simplify right side
    51,428.20x = 1,262,115,330.37
  5. Step 5: Solve for x
    x = 1,262,115,330.37/51,428.20
  6. Step 6: Final answer
    x = 24,541.31

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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.