Home / 51,410.70-77,121.72-16,342.16

Finding the Fourth Proportional to 51,410.70, 77,121.72 and 16,342.16

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Solution

The fourth proportional to 51,410.70, 77,121.72 and 16,342.16 is: 24,515.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,410.70 : 77,121.72 = 16,342.16 : x
  2. Step 2: Convert to fraction form
    51,410.70/77,121.72 = 16,342.16/x
  3. Step 3: Cross multiply
    51,410.70x = 77,121.72 × 16,342.16
  4. Step 4: Simplify right side
    51,410.70x = 1,260,335,102.11
  5. Step 5: Solve for x
    x = 1,260,335,102.11/51,410.70
  6. Step 6: Final answer
    x = 24,515.03

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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.