Home / 57,257.89-85,885.82-23,516.60

Finding the Fourth Proportional to 57,257.89, 85,885.82 and 23,516.60

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Solution

The fourth proportional to 57,257.89, 85,885.82 and 23,516.60 is: 35,274.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,257.89 : 85,885.82 = 23,516.60 : x
  2. Step 2: Convert to fraction form
    57,257.89/85,885.82 = 23,516.60/x
  3. Step 3: Cross multiply
    57,257.89x = 85,885.82 × 23,516.60
  4. Step 4: Simplify right side
    57,257.89x = 2,019,742,015.79
  5. Step 5: Solve for x
    x = 2,019,742,015.79/57,257.89
  6. Step 6: Final answer
    x = 35,274.48

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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.