Home / 43,977.35-65,952.36-14,388.62

Finding the Fourth Proportional to 43,977.35, 65,952.36 and 14,388.62

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Solution

The fourth proportional to 43,977.35, 65,952.36 and 14,388.62 is: 21,578.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,977.35 : 65,952.36 = 14,388.62 : x
  2. Step 2: Convert to fraction form
    43,977.35/65,952.36 = 14,388.62/x
  3. Step 3: Cross multiply
    43,977.35x = 65,952.36 × 14,388.62
  4. Step 4: Simplify right side
    43,977.35x = 948,963,116.38
  5. Step 5: Solve for x
    x = 948,963,116.38/43,977.35
  6. Step 6: Final answer
    x = 21,578.45

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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.