Home / 43,937.46-65,895.78-18,963.87

Finding the Fourth Proportional to 43,937.46, 65,895.78 and 18,963.87

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Solution

The fourth proportional to 43,937.46, 65,895.78 and 18,963.87 is: 28,441.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,937.46 : 65,895.78 = 18,963.87 : x
  2. Step 2: Convert to fraction form
    43,937.46/65,895.78 = 18,963.87/x
  3. Step 3: Cross multiply
    43,937.46x = 65,895.78 × 18,963.87
  4. Step 4: Simplify right side
    43,937.46x = 1,249,639,093.47
  5. Step 5: Solve for x
    x = 1,249,639,093.47/43,937.46
  6. Step 6: Final answer
    x = 28,441.31

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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.