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Finding the Fourth Proportional to 29,888.39, 44,811.63 and 13,239.38

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Solution

The fourth proportional to 29,888.39, 44,811.63 and 13,239.38 is: 19,849.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,888.39 : 44,811.63 = 13,239.38 : x
  2. Step 2: Convert to fraction form
    29,888.39/44,811.63 = 13,239.38/x
  3. Step 3: Cross multiply
    29,888.39x = 44,811.63 × 13,239.38
  4. Step 4: Simplify right side
    29,888.39x = 593,278,310.02
  5. Step 5: Solve for x
    x = 593,278,310.02/29,888.39
  6. Step 6: Final answer
    x = 19,849.79

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1.5x scale

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.