Home / 41,147.08-61,723.52-20,365

Finding the Fourth Proportional to 41,147.08, 61,723.52 and 20,365

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Solution

The fourth proportional to 41,147.08, 61,723.52 and 20,365 is: 30,548.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,147.08 : 61,723.52 = 20,365 : x
  2. Step 2: Convert to fraction form
    41,147.08/61,723.52 = 20,365/x
  3. Step 3: Cross multiply
    41,147.08x = 61,723.52 × 20,365
  4. Step 4: Simplify right side
    41,147.08x = 1,256,999,484.80
  5. Step 5: Solve for x
    x = 1,256,999,484.80/41,147.08
  6. Step 6: Final answer
    x = 30,548.94

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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.