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Finding the Fourth Proportional to 24,409, 33,659.26 and 20,883.88

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Solution

The fourth proportional to 24,409, 33,659.26 and 20,883.88 is: 28,798.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,409 : 33,659.26 = 20,883.88 : x
  2. Step 2: Convert to fraction form
    24,409/33,659.26 = 20,883.88/x
  3. Step 3: Cross multiply
    24,409x = 33,659.26 × 20,883.88
  4. Step 4: Simplify right side
    24,409x = 702,935,946.73
  5. Step 5: Solve for x
    x = 702,935,946.73/24,409
  6. Step 6: Final answer
    x = 28,798.23

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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.