Home / 48,131.17-66,419.07-26,619.50

Finding the Fourth Proportional to 48,131.17, 66,419.07 and 26,619.50

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Solution

The fourth proportional to 48,131.17, 66,419.07 and 26,619.50 is: 36,733.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,131.17 : 66,419.07 = 26,619.50 : x
  2. Step 2: Convert to fraction form
    48,131.17/66,419.07 = 26,619.50/x
  3. Step 3: Cross multiply
    48,131.17x = 66,419.07 × 26,619.50
  4. Step 4: Simplify right side
    48,131.17x = 1,768,042,433.87
  5. Step 5: Solve for x
    x = 1,768,042,433.87/48,131.17
  6. Step 6: Final answer
    x = 36,733.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.