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Finding the Fourth Proportional to 17,999.97, 24,828.99 and 11,950.53

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Solution

The fourth proportional to 17,999.97, 24,828.99 and 11,950.53 is: 16,484.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,999.97 : 24,828.99 = 11,950.53 : x
  2. Step 2: Convert to fraction form
    17,999.97/24,828.99 = 11,950.53/x
  3. Step 3: Cross multiply
    17,999.97x = 24,828.99 × 11,950.53
  4. Step 4: Simplify right side
    17,999.97x = 296,719,589.86
  5. Step 5: Solve for x
    x = 296,719,589.86/17,999.97
  6. Step 6: Final answer
    x = 16,484.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.