Home / 55,187.52-82,784.43-15,741.60

Finding the Fourth Proportional to 55,187.52, 82,784.43 and 15,741.60

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Solution

The fourth proportional to 55,187.52, 82,784.43 and 15,741.60 is: 23,613.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,187.52 : 82,784.43 = 15,741.60 : x
  2. Step 2: Convert to fraction form
    55,187.52/82,784.43 = 15,741.60/x
  3. Step 3: Cross multiply
    55,187.52x = 82,784.43 × 15,741.60
  4. Step 4: Simplify right side
    55,187.52x = 1,303,159,383.29
  5. Step 5: Solve for x
    x = 1,303,159,383.29/55,187.52
  6. Step 6: Final answer
    x = 23,613.30

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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.