Home / 45,655.80-68,513.04-22,269.48

Finding the Fourth Proportional to 45,655.80, 68,513.04 and 22,269.48

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Solution

The fourth proportional to 45,655.80, 68,513.04 and 22,269.48 is: 33,418.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,655.80 : 68,513.04 = 22,269.48 : x
  2. Step 2: Convert to fraction form
    45,655.80/68,513.04 = 22,269.48/x
  3. Step 3: Cross multiply
    45,655.80x = 68,513.04 × 22,269.48
  4. Step 4: Simplify right side
    45,655.80x = 1,525,749,774.02
  5. Step 5: Solve for x
    x = 1,525,749,774.02/45,655.80
  6. Step 6: Final answer
    x = 33,418.53

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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.