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Finding the Fourth Proportional to 17,855.76, 24,614.85 and 13,599.62

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Solution

The fourth proportional to 17,855.76, 24,614.85 and 13,599.62 is: 18,747.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,855.76 : 24,614.85 = 13,599.62 : x
  2. Step 2: Convert to fraction form
    17,855.76/24,614.85 = 13,599.62/x
  3. Step 3: Cross multiply
    17,855.76x = 24,614.85 × 13,599.62
  4. Step 4: Simplify right side
    17,855.76x = 334,752,606.36
  5. Step 5: Solve for x
    x = 334,752,606.36/17,855.76
  6. Step 6: Final answer
    x = 18,747.60

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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.