Home / 34,970.31-48,265.28-20,629.26

Finding the Fourth Proportional to 34,970.31, 48,265.28 and 20,629.26

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Solution

The fourth proportional to 34,970.31, 48,265.28 and 20,629.26 is: 28,472.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,970.31 : 48,265.28 = 20,629.26 : x
  2. Step 2: Convert to fraction form
    34,970.31/48,265.28 = 20,629.26/x
  3. Step 3: Cross multiply
    34,970.31x = 48,265.28 × 20,629.26
  4. Step 4: Simplify right side
    34,970.31x = 995,676,906.95
  5. Step 5: Solve for x
    x = 995,676,906.95/34,970.31
  6. Step 6: Final answer
    x = 28,472.06

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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.