Home / 34,966.41-52,449.21-20,930.36

Finding the Fourth Proportional to 34,966.41, 52,449.21 and 20,930.36

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Solution

The fourth proportional to 34,966.41, 52,449.21 and 20,930.36 is: 31,395.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,966.41 : 52,449.21 = 20,930.36 : x
  2. Step 2: Convert to fraction form
    34,966.41/52,449.21 = 20,930.36/x
  3. Step 3: Cross multiply
    34,966.41x = 52,449.21 × 20,930.36
  4. Step 4: Simplify right side
    34,966.41x = 1,097,780,663.26
  5. Step 5: Solve for x
    x = 1,097,780,663.26/34,966.41
  6. Step 6: Final answer
    x = 31,395.30

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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.