Home / 29,238-43,839.48-14,215.53

Finding the Fourth Proportional to 29,238, 43,839.48 and 14,215.53

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Solution

The fourth proportional to 29,238, 43,839.48 and 14,215.53 is: 21,314.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,238 : 43,839.48 = 14,215.53 : x
  2. Step 2: Convert to fraction form
    29,238/43,839.48 = 14,215.53/x
  3. Step 3: Cross multiply
    29,238x = 43,839.48 × 14,215.53
  4. Step 4: Simplify right side
    29,238x = 623,201,443.12
  5. Step 5: Solve for x
    x = 623,201,443.12/29,238
  6. Step 6: Final answer
    x = 21,314.78

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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.