Home / 34,741.83-52,182.48-20,729.21

Finding the Fourth Proportional to 34,741.83, 52,182.48 and 20,729.21

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Solution

The fourth proportional to 34,741.83, 52,182.48 and 20,729.21 is: 31,135.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,741.83 : 52,182.48 = 20,729.21 : x
  2. Step 2: Convert to fraction form
    34,741.83/52,182.48 = 20,729.21/x
  3. Step 3: Cross multiply
    34,741.83x = 52,182.48 × 20,729.21
  4. Step 4: Simplify right side
    34,741.83x = 1,081,701,403.06
  5. Step 5: Solve for x
    x = 1,081,701,403.06/34,741.83
  6. Step 6: Final answer
    x = 31,135.41

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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.