Home / 57,078.26-85,615.38-14,958.01

Finding the Fourth Proportional to 57,078.26, 85,615.38 and 14,958.01

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Solution

The fourth proportional to 57,078.26, 85,615.38 and 14,958.01 is: 22,436.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,078.26 : 85,615.38 = 14,958.01 : x
  2. Step 2: Convert to fraction form
    57,078.26/85,615.38 = 14,958.01/x
  3. Step 3: Cross multiply
    57,078.26x = 85,615.38 × 14,958.01
  4. Step 4: Simplify right side
    57,078.26x = 1,280,635,496.16
  5. Step 5: Solve for x
    x = 1,280,635,496.16/57,078.26
  6. Step 6: Final answer
    x = 22,436.48

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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.