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Finding the Fourth Proportional to 24,481.81, 33,784.81 and 13,873.47

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Solution

The fourth proportional to 24,481.81, 33,784.81 and 13,873.47 is: 19,145.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,481.81 : 33,784.81 = 13,873.47 : x
  2. Step 2: Convert to fraction form
    24,481.81/33,784.81 = 13,873.47/x
  3. Step 3: Cross multiply
    24,481.81x = 33,784.81 × 13,873.47
  4. Step 4: Simplify right side
    24,481.81x = 468,712,547.99
  5. Step 5: Solve for x
    x = 468,712,547.99/24,481.81
  6. Step 6: Final answer
    x = 19,145.34

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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.