Home / 51,516.70-77,145.45-33,891.10

Finding the Fourth Proportional to 51,516.70, 77,145.45 and 33,891.10

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Solution

The fourth proportional to 51,516.70, 77,145.45 and 33,891.10 is: 50,751.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,516.70 : 77,145.45 = 33,891.10 : x
  2. Step 2: Convert to fraction form
    51,516.70/77,145.45 = 33,891.10/x
  3. Step 3: Cross multiply
    51,516.70x = 77,145.45 × 33,891.10
  4. Step 4: Simplify right side
    51,516.70x = 2,614,544,160.50
  5. Step 5: Solve for x
    x = 2,614,544,160.50/51,516.70
  6. Step 6: Final answer
    x = 50,751.39

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1.5x scale

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.