Home / 48,126.26-72,201.69-18,536.15

Finding the Fourth Proportional to 48,126.26, 72,201.69 and 18,536.15

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Solution

The fourth proportional to 48,126.26, 72,201.69 and 18,536.15 is: 27,808.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,126.26 : 72,201.69 = 18,536.15 : x
  2. Step 2: Convert to fraction form
    48,126.26/72,201.69 = 18,536.15/x
  3. Step 3: Cross multiply
    48,126.26x = 72,201.69 × 18,536.15
  4. Step 4: Simplify right side
    48,126.26x = 1,338,340,902.40
  5. Step 5: Solve for x
    x = 1,338,340,902.40/48,126.26
  6. Step 6: Final answer
    x = 27,808.96

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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.