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Finding the Fourth Proportional to 24,265.80, 33,485.40 and 13,654.80

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Solution

The fourth proportional to 24,265.80, 33,485.40 and 13,654.80 is: 18,842.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,265.80 : 33,485.40 = 13,654.80 : x
  2. Step 2: Convert to fraction form
    24,265.80/33,485.40 = 13,654.80/x
  3. Step 3: Cross multiply
    24,265.80x = 33,485.40 × 13,654.80
  4. Step 4: Simplify right side
    24,265.80x = 457,236,439.92
  5. Step 5: Solve for x
    x = 457,236,439.92/24,265.80
  6. Step 6: Final answer
    x = 18,842.83

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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.