Home / 33,116.22-45,688.78-18,773.96

Finding the Fourth Proportional to 33,116.22, 45,688.78 and 18,773.96

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Solution

The fourth proportional to 33,116.22, 45,688.78 and 18,773.96 is: 25,901.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,116.22 : 45,688.78 = 18,773.96 : x
  2. Step 2: Convert to fraction form
    33,116.22/45,688.78 = 18,773.96/x
  3. Step 3: Cross multiply
    33,116.22x = 45,688.78 × 18,773.96
  4. Step 4: Simplify right side
    33,116.22x = 857,759,328.17
  5. Step 5: Solve for x
    x = 857,759,328.17/33,116.22
  6. Step 6: Final answer
    x = 25,901.49

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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.