Home / 50,511.03-69,676.68-31,615.35

Finding the Fourth Proportional to 50,511.03, 69,676.68 and 31,615.35

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Solution

The fourth proportional to 50,511.03, 69,676.68 and 31,615.35 is: 43,611.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,511.03 : 69,676.68 = 31,615.35 : x
  2. Step 2: Convert to fraction form
    50,511.03/69,676.68 = 31,615.35/x
  3. Step 3: Cross multiply
    50,511.03x = 69,676.68 × 31,615.35
  4. Step 4: Simplify right side
    50,511.03x = 2,202,852,625.04
  5. Step 5: Solve for x
    x = 2,202,852,625.04/50,511.03
  6. Step 6: Final answer
    x = 43,611.32

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1.5x scale

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.