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Finding the Fourth Proportional to 24,633.76, 33,994.62 and 13,455.76

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Solution

The fourth proportional to 24,633.76, 33,994.62 and 13,455.76 is: 18,568.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,633.76 : 33,994.62 = 13,455.76 : x
  2. Step 2: Convert to fraction form
    24,633.76/33,994.62 = 13,455.76/x
  3. Step 3: Cross multiply
    24,633.76x = 33,994.62 × 13,455.76
  4. Step 4: Simplify right side
    24,633.76x = 457,423,448.01
  5. Step 5: Solve for x
    x = 457,423,448.01/24,633.76
  6. Step 6: Final answer
    x = 18,568.97

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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.