Home / 51,861.64-77,724.78-23,771.56

Finding the Fourth Proportional to 51,861.64, 77,724.78 and 23,771.56

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Solution

The fourth proportional to 51,861.64, 77,724.78 and 23,771.56 is: 35,626.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,861.64 : 77,724.78 = 23,771.56 : x
  2. Step 2: Convert to fraction form
    51,861.64/77,724.78 = 23,771.56/x
  3. Step 3: Cross multiply
    51,861.64x = 77,724.78 × 23,771.56
  4. Step 4: Simplify right side
    51,861.64x = 1,847,639,271.26
  5. Step 5: Solve for x
    x = 1,847,639,271.26/51,861.64
  6. Step 6: Final answer
    x = 35,626.32

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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.