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Finding the Fourth Proportional to 24,481.68, 33,784.56 and 13,303.68

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Solution

The fourth proportional to 24,481.68, 33,784.56 and 13,303.68 is: 18,358.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,481.68 : 33,784.56 = 13,303.68 : x
  2. Step 2: Convert to fraction form
    24,481.68/33,784.56 = 13,303.68/x
  3. Step 3: Cross multiply
    24,481.68x = 33,784.56 × 13,303.68
  4. Step 4: Simplify right side
    24,481.68x = 449,458,975.18
  5. Step 5: Solve for x
    x = 449,458,975.18/24,481.68
  6. Step 6: Final answer
    x = 18,358.99

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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.