Home / 43,669.49-65,479.63-15,193.39

Finding the Fourth Proportional to 43,669.49, 65,479.63 and 15,193.39

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Solution

The fourth proportional to 43,669.49, 65,479.63 and 15,193.39 is: 22,781.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,669.49 : 65,479.63 = 15,193.39 : x
  2. Step 2: Convert to fraction form
    43,669.49/65,479.63 = 15,193.39/x
  3. Step 3: Cross multiply
    43,669.49x = 65,479.63 × 15,193.39
  4. Step 4: Simplify right side
    43,669.49x = 994,857,228.25
  5. Step 5: Solve for x
    x = 994,857,228.25/43,669.49
  6. Step 6: Final answer
    x = 22,781.52

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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.