Home / 48,514.48-72,796.64-20,072.55

Finding the Fourth Proportional to 48,514.48, 72,796.64 and 20,072.55

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Solution

The fourth proportional to 48,514.48, 72,796.64 and 20,072.55 is: 30,119.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,514.48 : 72,796.64 = 20,072.55 : x
  2. Step 2: Convert to fraction form
    48,514.48/72,796.64 = 20,072.55/x
  3. Step 3: Cross multiply
    48,514.48x = 72,796.64 × 20,072.55
  4. Step 4: Simplify right side
    48,514.48x = 1,461,214,196.23
  5. Step 5: Solve for x
    x = 1,461,214,196.23/48,514.48
  6. Step 6: Final answer
    x = 30,119.14

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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.