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Finding the Fourth Proportional to 24,489.82, 33,785.88 and 15,989.00

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Solution

The fourth proportional to 24,489.82, 33,785.88 and 15,989.00 is: 22,058.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,489.82 : 33,785.88 = 15,989.00 : x
  2. Step 2: Convert to fraction form
    24,489.82/33,785.88 = 15,989.00/x
  3. Step 3: Cross multiply
    24,489.82x = 33,785.88 × 15,989.00
  4. Step 4: Simplify right side
    24,489.82x = 540,202,206.43
  5. Step 5: Solve for x
    x = 540,202,206.43/24,489.82
  6. Step 6: Final answer
    x = 22,058.23

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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.