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Finding the Fourth Proportional to 24,290.46, 33,520.23 and 13,679.46

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Solution

The fourth proportional to 24,290.46, 33,520.23 and 13,679.46 is: 18,877.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,290.46 : 33,520.23 = 13,679.46 : x
  2. Step 2: Convert to fraction form
    24,290.46/33,520.23 = 13,679.46/x
  3. Step 3: Cross multiply
    24,290.46x = 33,520.23 × 13,679.46
  4. Step 4: Simplify right side
    24,290.46x = 458,538,645.48
  5. Step 5: Solve for x
    x = 458,538,645.48/24,290.46
  6. Step 6: Final answer
    x = 18,877.31

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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.