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Finding the Fourth Proportional to 16,218.69, 24,284.01 and 8,411.10

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Solution

The fourth proportional to 16,218.69, 24,284.01 and 8,411.10 is: 12,593.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,218.69 : 24,284.01 = 8,411.10 : x
  2. Step 2: Convert to fraction form
    16,218.69/24,284.01 = 8,411.10/x
  3. Step 3: Cross multiply
    16,218.69x = 24,284.01 × 8,411.10
  4. Step 4: Simplify right side
    16,218.69x = 204,255,236.51
  5. Step 5: Solve for x
    x = 204,255,236.51/16,218.69
  6. Step 6: Final answer
    x = 12,593.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.