Home / 48,130.37-72,207.87-18,540.26

Finding the Fourth Proportional to 48,130.37, 72,207.87 and 18,540.26

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Solution

The fourth proportional to 48,130.37, 72,207.87 and 18,540.26 is: 27,815.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,130.37 : 72,207.87 = 18,540.26 : x
  2. Step 2: Convert to fraction form
    48,130.37/72,207.87 = 18,540.26/x
  3. Step 3: Cross multiply
    48,130.37x = 72,207.87 × 18,540.26
  4. Step 4: Simplify right side
    48,130.37x = 1,338,752,683.85
  5. Step 5: Solve for x
    x = 1,338,752,683.85/48,130.37
  6. Step 6: Final answer
    x = 27,815.13

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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.