Home / 43,518.84-65,266.29-15,435.15

Finding the Fourth Proportional to 43,518.84, 65,266.29 and 15,435.15

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Solution

The fourth proportional to 43,518.84, 65,266.29 and 15,435.15 is: 23,148.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,518.84 : 65,266.29 = 15,435.15 : x
  2. Step 2: Convert to fraction form
    43,518.84/65,266.29 = 15,435.15/x
  3. Step 3: Cross multiply
    43,518.84x = 65,266.29 × 15,435.15
  4. Step 4: Simplify right side
    43,518.84x = 1,007,394,976.09
  5. Step 5: Solve for x
    x = 1,007,394,976.09/43,518.84
  6. Step 6: Final answer
    x = 23,148.48

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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.