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Finding the Fourth Proportional to 16,057.64, 24,090.12 and 8,661.94

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Solution

The fourth proportional to 16,057.64, 24,090.12 and 8,661.94 is: 12,994.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,057.64 : 24,090.12 = 8,661.94 : x
  2. Step 2: Convert to fraction form
    16,057.64/24,090.12 = 8,661.94/x
  3. Step 3: Cross multiply
    16,057.64x = 24,090.12 × 8,661.94
  4. Step 4: Simplify right side
    16,057.64x = 208,667,113.81
  5. Step 5: Solve for x
    x = 208,667,113.81/16,057.64
  6. Step 6: Final answer
    x = 12,994.88

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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.